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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
8 T+ ^' | Q- a% W! g( q - Label for your tooltip
5 C' j) ]! Q3 c% u; T. ]/ v - </span>
复制代码CSS代码: - .tooltip-toggle {" o: g* [* z0 M0 U; ?) t! T1 Q! W
- cursor: pointer;
) N1 i% s7 v2 L2 C- r# u - position: relative;% Y' |; p5 k2 J+ Q; e; g" q4 K
- }) I" s- m* t5 x2 X* ?1 v$ ^6 Y
- .tooltip-toggle svg {' W- e: ^7 Z6 A" h3 O4 r3 F5 G
- height: 18px;9 Y* ~1 B9 J9 t$ T4 r
- width: 18px;
! e, V; }6 j* F; x# A6 e( X - padding-right: 0.5rem;
7 Q+ r1 O9 j1 e% K3 R - }
9 h! V5 i9 n3 v; y1 k2 y3 T - .tooltip-toggle::before {- C5 I5 A- w! z# A" h! p
- position: absolute;8 B0 A4 o- }0 N, z3 V! L
- top: -80px;
$ m$ g# K! q, C - left: -80px;
, K: a9 q9 C" W* O% k) V# O- f; \ - background-color: #2B222A;
. @; k* z2 w0 g - border-radius: 5px;
# V5 b1 j; q! g8 |7 f* W - color: #fff;
- J( N# w: I) a- H& { - content: attr(data-tooltip);3 [8 x5 F, a W. S
- padding: 1rem;
% R* P. X7 T1 x - text-transform: none;
: o- v( Z; S& y( s- L0 `' i# Q - -webkit-transition: all 0.5s ease;
! p. w9 w& x( x' Y3 I - transition: all 0.5s ease;
5 t; r4 O2 v' x3 p- ~6 s1 | - width: 160px;2 Z- {- x* m, e1 K
- }
2 O ]& |# ^1 D' ~ - .tooltip-toggle::after {
; N( a$ o# g! B; g, P - position: absolute;$ e8 [ _; [6 p! n; I* i
- top: -12px;
; H6 j; o) e5 R8 a* c! n: z; c; y - left: 9px;7 i, V) H" X! Q- H2 G( ?
- border-left: 5px solid transparent;0 u& {* y8 c' u B7 A
- border-right: 5px solid transparent;
9 t5 z0 Q, {% x A - border-top: 5px solid #2B222A;
1 z/ U [# s6 O0 \4 X& e% o* } - content: " ";
1 V* z, w0 D" g& |1 ~0 {, } - font-size: 0;
9 _8 t' K3 ?5 B) A- N - line-height: 0;
4 ]2 A. o7 b( { X! i" k1 X - margin-left: -5px;( m0 b4 k4 N. E2 D
- width: 0;
. m$ L3 | d7 c) d% S8 b - }
% q5 U5 A( g8 Y5 ^' a. F2 v7 u0 n - .tooltip-toggle::before, .tooltip-toggle::after {) U1 d$ M- R+ r! T; }, i
- color: #efefef;
: u/ a/ i3 p$ n8 g - font-family: monospace;- N2 T7 w5 L7 ] }7 C6 ~
- font-size: 16px;
8 o* ]7 K: s! s9 N - opacity: 0;4 r7 B+ n3 o6 h; e$ H, T$ C; [
- pointer-events: none;
1 m k |3 V- V. y# ~3 b) T- W# \ - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ p. Q5 p- X3 M2 e - opacity: 1;
( U' q) t; R# u* r) o; ~ - -webkit-transition: all 0.75s ease;
% F+ {" }) F+ Q1 K# i; T - transition: all 0.75s ease;
* O* k' b$ |8 h9 G# n r) R# C - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">8 V$ E5 A2 a3 F& i
- <ul class="nav-items">
" m/ f: S3 s* m, z# l' m- u! r - <!-- Navigation -->9 P$ U y4 z; c/ b, w) g, z
- <li class="nav-item"><a href="#">Home</a></li>/ b3 ] d6 z0 Z$ |: F* N
- <li class="nav-item"><a href="#">About</a></li>
; A# I3 j, K5 D4 t7 j9 H - <li class="nav-item"><a href="#">Contact</a></li>
: j0 `' e$ b' O/ q) m - <!-- Dropdown menu -->
# K- w9 o, K: F8 {% c - <li class="nav-item nav-item-dropdown">
# U U- l" D' P8 j - <a class="dropdown-trigger" href="#">Settings</a>5 o- s+ g" i& }( i% y( f6 v$ g
- <ul class="dropdown-menu">( V7 ?$ p8 O! e0 O% p. b! k P
- <li class="dropdown-menu-item">
' T7 u2 \1 `4 C5 ] - <a href="#">Dropdown Item 1</a>5 V! w5 l4 j% z! O( o5 Q8 }
- </li>
; n* U* N1 V" x* w" A; ^) E: G - <li class="dropdown-menu-item">% `( G6 V/ q! R0 M4 \% b+ v; o e" ?
- <a href="#">Dropdown Item 2</a>: W" K8 X. L4 Q$ s
- </li>
: b5 \( T3 M! [' c& |0 o$ A4 ^ - <li class="dropdown-menu-item">
3 ]3 k2 T) j" p- r e _+ P: g4 q - <a href="#">Dropdown Item 3</a>! R: `( U) R+ Q7 Z1 c7 I8 j7 x3 K1 k
- </li>
; a/ J! C( N# p# d - </ul>
- _ }7 o! T& ^2 ~7 z; a - </li>+ U' @9 M5 H! g' H7 b
- </ul>
0 a9 P( A: f) k5 z - </div>
复制代码对应的CSS代码如下: - .nav-container {
- j% |- Z6 ~5 K. K% V - background-color: #fff;; Q5 v# w p3 g# C, F( o( A7 v+ |
- border-radius: 4px;
/ G# Z" Q4 N" n( M$ u+ ^3 v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);$ Y6 W. ^# r; E1 ~
- padding: 1em;
, {% t& l' R5 B( M - border: 1px solid #eee;
5 f s0 { k& i4 j - display: block;) h8 Q9 L' J! P/ |. T' E3 j
- max-width: 400px;7 ~1 Y2 v% e, ?: o5 S0 c
- margin: 0 auto;& [1 D+ s# B' Q( Y w- _
- text-align: center;
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- ul,- y+ U$ g/ o" o/ \
- li {
5 a* e; d* J/ x* O - list-style: none;
4 s1 N/ l; s- @- u/ c$ V2 Y, ^ - -webkit-padding-start: 0;; \+ Q! K0 q* [+ w2 ~
- }7 D2 p) I, k. b. Z3 U7 q! c
- a {
9 Q% a" I9 J# O$ X$ c, X% y, } - text-decoration: none;
. _; G) ]$ B; C0 u) k - color: #ED3E44; w) g* Q; s$ x; T
- }
6 t7 c4 r% {" M* I0 c1 x) J - .nav-item {; p. U( }' t/ L/ A; ]/ C, r
- padding: 1em;% d# X* L* p" H0 V% k3 s3 t7 r
- display: inline;# w1 P, Q( R0 m4 d0 @
- }; p5 z8 H9 [* V4 F% w
- .nav-item-dropdown {% C! o* h" |0 U* c6 N# l% |3 {
- position: relative;
9 O$ a" ^5 {% z3 f - }
4 {( X3 h: z, d! ?+ |! O' R- E( p - .nav-item-dropdown:hover > .dropdown-menu {
& X) L7 Q4 P# `, l8 W0 O - display: block;/ g* j5 C/ K5 T6 i( v$ n$ N1 s1 A' V
- opacity: 1;9 N8 P9 p) V& c5 K8 J/ E9 q& z% E" c
- }
* _* I( `+ o+ e/ D3 j9 A - .dropdown-trigger {" U' P. K- ?4 s
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {9 _' f7 L/ W: V9 R& e
- display: block;" h( E2 m d' H- R% |) u. d
- opacity: 1;
, `. f. N+ ]0 ]! L2 _ - }
' `; F6 i7 g, L# v$ v - .dropdown-trigger::after {7 Y, s* K/ k& ~3 M
- content: "›";$ @* T! t% Z8 d
- position: absolute;
* j. l7 ?) L' N. u( t% y - color: #ED3E44;' t% q6 P$ J" |' l" B2 @
- font-size: 24px;
$ ]) O8 U' |% v2 }) o" {8 ?: [0 U - font-weight: bold;
2 t6 {; a D! I* M - -webkit-transform: rotate(90deg);9 s! c4 v6 O" A0 I
- transform: rotate(90deg);$ V9 y2 C3 c% Q. y; m, F! d3 l
- top: -5px;: x2 q0 T! m d7 V! v% r0 }
- right: -15px;; d9 j, @. L0 g! I% a: ?
- }1 n) G# c# i" o7 ^
- .dropdown-menu {" h+ F6 y$ u4 [- U: P
- background-color: #ED3E44;
! u9 |1 p$ u, m) T m8 R( x; F8 Y - display: inline-block;
% v! I, m0 |/ j2 {; i - text-align: right;/ d1 \3 M* X0 C3 r
- position: absolute;
6 Y6 H) Y+ R* Y' Q. _9 ^ - top: 2.5rem;
! C' L/ h% }3 T# Y! L0 }1 m - right: -10px;
" A* O" B3 i7 l; _3 ~* @ - display: none;, C5 z# ^ [% k9 |( F3 E# z
- opacity: 0;6 U: ~; Q4 r- Y: ^$ X9 W
- -webkit-transition: opacity 0.5s ease;
; O* J8 s+ R2 _ m! U - transition: opacity 0.5s ease;; L8 f* j" v/ t" o% b6 L% S, F
- width: 160px;# F! u1 b7 F9 e
- }' {, ^, N: O& F6 O7 e" [3 E
- .dropdown-menu a {1 p/ L1 G/ p8 R8 ~) ^
- color: #fff;9 o* Q3 V- [2 T" b+ Z
- }2 O6 e' q) c2 Q* @+ C+ L) o& G
- .dropdown-menu-item {- u* @& S5 U4 v% L, M2 E
- cursor: pointer;" G Q) g( s8 v" I A& \7 ^
- padding: 1em;
& k* f# `8 f' U - text-align: center;; k2 q2 b X, f: S
- } Q* M7 \; w* m+ T
- .dropdown-menu-item:hover {
& F$ P; D# X. I b5 M: S8 F - background-color: #eb272d;
& v; O$ I8 D$ C) x1 i0 {5 f - }
复制代码 " [& H$ X7 u6 K8 }1 T- q: s
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# z& N7 X! x" Q - <!-- Checkbox toggle -->+ W" j) x2 l X8 m
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input"># j5 ?) U7 R3 s4 ?7 [, O. v
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 Q; a: F+ j% N, P1 Q2 X. c - <!-- Content to toggle from www.mfbuluo.com-->4 f' P* m; w8 L0 V3 h) q
- <div role="toggle" class="toggle-content">: ^- a& @8 L: o4 J* u. {4 U) \
- BA-NA-NA-NA!
. z: L# C( Y, E( C4 j7 t - </div>" M6 N- P. ?2 `- @
- </div>
复制代码CSS代码内容如下: - .toggle {
! w- E* o3 p2 a - margin: 0 auto;6 C+ E8 Q6 P& _! M" w6 |9 Y
- max-width: 400px;
1 h7 z# }! i' T, k) U4 P* o - }
/ k9 L; Y. ]# I& { I) u% y - .toggle-label {
; w0 e+ ^9 M) _$ z6 a; s3 B - font-size: 16px;
; i( K: t% h" [, ~ - background: #fff;6 t# @' h8 z3 K8 q9 e9 p; Q
- padding: 1em;( T+ Z: P, T2 G9 p; t b' J; y9 x
- cursor: pointer;
! @# W3 D- P/ G0 @ - display: block;! g' X! _: w0 w6 d
- margin: 0 auto 1em;+ F7 m6 d: v/ N3 R; Z! o9 _* K/ p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 m. P7 a, }6 G1 U$ W5 h3 f6 Q - border-radius: 4px; r# ~7 t5 d% x4 p1 E8 M
- }
, N* s/ M5 x% e0 m+ p - .toggle-label:after {
" z8 a& Q3 e5 c/ A c - color: #ED3E44;' E3 r( H$ W! T# x4 W9 r C
- content: "+";: N( q! @# S2 `
- float: right;
\: ]& d- F# |1 H - font-weight: bold;
* ~. R: |0 T+ g" f5 W+ | - }) d3 O N8 o$ P! X/ z# ]% P' C8 B
- .toggle-content {
8 l0 h4 w. J; s E% a - color: #B0B3C2;
! n! P5 ~. a( i" s- I( D3 G - font-family: monospace;
! x }! ]6 `! E6 l - font-size: 16px;4 U/ x" S( t6 E. T5 o& h
- margin-bottom: 1.5em;8 T- _& v- F- x
- padding: 1em;
" p& e' f6 o* h - }
$ g7 M9 g! p' M" i - .toggle-input {& P# X& q1 F) ~+ S
- display: none;
$ e7 K4 a* p" c8 M+ z1 U! S. L - }) k k2 Z5 l8 t1 {8 @, ?8 K
- .toggle-input:not(checked) ~ .toggle-content {
3 t/ |* q/ b7 \6 w3 H5 L/ X - display: none;) ^: A- d; `' r% I, r
- }
& |& o$ W8 d M `2 Y2 S/ y - .toggle-input:checked ~ .toggle-content {
8 }- {( y! Y8 w, T& O8 [ - display: block;3 C, _5 {" |8 ]# N5 d! W* F
- }
E# U5 O. c! g7 l% @- G+ q* c - .toggle-input:checked ~ .toggle-label:after {+ V+ h; F+ i& ]2 l" d% b
- content: "-";
+ z5 I6 t2 k+ M* C$ u( O7 X6 ^5 |7 ? - }
复制代码 - K9 K; [% I' v) G2 t+ v
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