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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!">
' z! G8 @. S' E - Label for your tooltip$ a a4 @4 o9 D* r+ m J
- </span>
复制代码CSS代码: - .tooltip-toggle {
2 Y: D% N+ w( J& k5 K' S4 V# n - cursor: pointer;0 _; Q% u" V1 A% W) C" M. f& u
- position: relative;2 Y5 J, b2 |; \ b
- }- r( C( R1 ? v
- .tooltip-toggle svg {' b. x6 A0 v* `/ x- S, G
- height: 18px;
$ i) a2 b& F4 ~( U) C - width: 18px;
# f9 {1 W/ s; ?' S8 s - padding-right: 0.5rem;3 J8 x X6 }4 L, K: ]
- }) ?2 }: o3 d7 ~1 ?: x0 d
- .tooltip-toggle::before {
7 w, ~4 J% _7 \ - position: absolute;/ i+ W, M3 J* X% t9 \
- top: -80px;
$ [& g( Q/ m* E% I - left: -80px;
5 a. i: w# Z, a5 v- X$ Z4 c- ~3 x - background-color: #2B222A;! x% O. _' [3 A/ ~0 u' V2 A; C7 P
- border-radius: 5px;
1 Z% U: u p# ^1 s2 E - color: #fff;
( G- W2 a- B- ] - content: attr(data-tooltip);* i) ~8 f/ U2 s9 K
- padding: 1rem;
# o8 I9 b+ K7 t# P3 D. {0 z* k - text-transform: none;% S( j) i/ _" U/ i4 b3 C
- -webkit-transition: all 0.5s ease;$ h* J5 f7 B0 Y3 S5 C; B) L, M. a
- transition: all 0.5s ease;0 c. }: [. a0 y# A( p6 E
- width: 160px;) H6 T& X$ Y* K8 p& f3 x- [
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- .tooltip-toggle::after {) h" z1 e. R3 V/ Q0 R
- position: absolute;7 ~- L2 M6 P$ n# D7 Z& a% w( _
- top: -12px;
) p2 _7 D+ }, d3 u - left: 9px;
& |9 v; k8 s! W9 o% [0 v# L - border-left: 5px solid transparent;4 t2 t9 Y! M; g. A! I
- border-right: 5px solid transparent;8 x# N4 h# s" T
- border-top: 5px solid #2B222A;
$ Z- e0 A' p0 n9 @4 t) K& z( ] - content: " ";9 @$ h8 j' b8 H+ ?
- font-size: 0;, s2 q8 @8 f- a9 R4 ~3 u/ L% q
- line-height: 0;' V- M% P3 A4 h. I/ E
- margin-left: -5px;
- m* g* B2 g* E U - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
; A1 D( A( P0 d/ {- S% J - color: #efefef;" \; O+ t8 j# e& z& {
- font-family: monospace;( e- _6 i) m2 [6 r8 w& Y
- font-size: 16px;
( b- [8 _- D8 [ ^! j6 ~7 o9 U! `7 D - opacity: 0;/ r$ o f: H7 ~5 o" H# x) \
- pointer-events: none;/ R' u* Y! A" W( Y- J7 F
- text-align: center;. M& J# Y+ E/ d
- }
7 F! V* {5 O2 l. X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& [- C* U3 S! N% {/ m; r* ^$ N
- opacity: 1;' }& N7 u- m. {: S' \0 f1 V& X
- -webkit-transition: all 0.75s ease;4 M& H9 T% a4 o! S" `
- transition: all 0.75s ease;2 G1 `3 H3 A; _ s2 P" \8 J' F
- }
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">- t. `( i& F( m5 j$ [! k
- <ul class="nav-items">. W- k% o4 M8 ~3 c0 M
- <!-- Navigation -->
4 c3 o, f2 O1 e" _: `4 i - <li class="nav-item"><a href="#">Home</a></li>* E, V2 p' c2 p( L& T' R' u
- <li class="nav-item"><a href="#">About</a></li>
2 w2 z0 ]' Q, n' l, {2 g- y7 a - <li class="nav-item"><a href="#">Contact</a></li>
* e) v! y3 P% A8 s! N) u x - <!-- Dropdown menu -->
* `5 D1 s" I1 T& N6 f/ F2 X6 [ - <li class="nav-item nav-item-dropdown">4 E4 l2 R! D2 v/ c# L) [
- <a class="dropdown-trigger" href="#">Settings</a># K4 W* W+ w+ c1 ?
- <ul class="dropdown-menu">
7 i5 Z* h. `& P X - <li class="dropdown-menu-item">
' ]; W( X7 G8 U: g" C1 L - <a href="#">Dropdown Item 1</a>& H( e4 P2 w4 ]7 z- p
- </li>: q' S8 x0 _! `/ {% V& H1 w
- <li class="dropdown-menu-item">! ~: F, J& \/ [/ H0 Y
- <a href="#">Dropdown Item 2</a>
3 x2 X. s( a, a, N9 @& D - </li>
* ]$ z |; G4 e' \, ` - <li class="dropdown-menu-item">7 M+ M# H$ _2 K5 d- ]
- <a href="#">Dropdown Item 3</a>
1 _$ u( h' X9 ^) H k& { - </li>7 _- d# Z% M: \ R# t' I
- </ul>
5 R; l: B; c5 t- e - </li>: A5 n; s$ T) ~4 X: g
- </ul>
5 F9 h3 U% j, G - </div>
复制代码对应的CSS代码如下: - .nav-container {
# L8 Z# Q: _2 L* ^, u - background-color: #fff;( b3 x& c( J/ ~" ]
- border-radius: 4px;/ F( d/ d3 q2 O' Y: n# R( d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, F+ W" U5 K( R0 }, p1 d4 c6 u
- padding: 1em;. x! @) a$ V# p9 b @. {
- border: 1px solid #eee;0 X. u# C/ h8 I, v
- display: block;
6 T! Q9 L1 B/ p' l - max-width: 400px;
5 R' ~+ X5 }" K5 i" \* f - margin: 0 auto;
# O; n* q l8 b- ` y+ D9 L - text-align: center;
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; i6 r, c; d7 k& e7 y7 n8 t" y7 ? - ul,
5 C1 S2 y* C) c, i7 |, W - li {
/ l. T& r$ v' y/ p9 N) \ - list-style: none;& `4 q. o5 P6 g/ i3 Q+ `
- -webkit-padding-start: 0;7 B3 v/ R0 ^3 a
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- text-decoration: none;% v& R [5 V6 e4 c X, u! r# B# k) N
- color: #ED3E44;- C% _6 `2 }2 h, K/ ~- j0 M5 T
- }
6 e$ b5 T# ~6 _ - .nav-item {
7 D$ P: j" V! A6 ~ - padding: 1em;
3 Y% S9 t; z$ x1 W - display: inline;
! A" J! m+ `% |/ E' P - }
7 J v( F1 f* Y3 D- D9 F' k! w: `7 x - .nav-item-dropdown {
- J) Q* S& g5 n! J - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {# n, M3 D; H# \( h O
- display: block;3 @& r! ^8 }2 O* U! V t
- opacity: 1;
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- .dropdown-trigger {0 Q+ ~' Y/ {% Z% d! D8 z# H
- position: relative;6 _" A; m9 K" B& A
- }
; T8 g* [+ I: r3 m3 {* m3 p/ y W - .dropdown-trigger:focus + .dropdown-menu {8 B i( Z) U& T$ W$ {
- display: block;
6 }6 e6 ^( [+ J7 N8 }& t1 {, _# D - opacity: 1;
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" t* F2 ]" c+ R - .dropdown-trigger::after {" o4 |) _! {6 H
- content: "›";2 d5 F: p# t" G
- position: absolute;# F% \5 |; J9 f3 N
- color: #ED3E44;, w, o$ T# W$ P* g. o- v5 E
- font-size: 24px;# \$ u0 D9 ~* N* f
- font-weight: bold;
; A/ n7 E& a |2 t" S0 k' S6 W - -webkit-transform: rotate(90deg);
5 v: ?( f% K/ f- }8 b7 G. P/ k/ @! _- N5 Q- O - transform: rotate(90deg);' S) @" _5 Y f E; l
- top: -5px;
- s8 }7 w) D3 q - right: -15px;- P E, J; q/ M t* g
- }
$ ^$ q/ g8 U' W - .dropdown-menu {1 V6 T3 Q) e- r
- background-color: #ED3E44;# k5 ` y# Y/ G* L6 Q
- display: inline-block;; F+ b( ?, S/ j6 ^& [6 A- d
- text-align: right;- |/ Y' Q+ J9 P/ v
- position: absolute;
" X/ F7 }# b$ J% f& e8 m; R" j - top: 2.5rem;) `2 J: x1 F7 E, F; E6 a* p
- right: -10px;5 Y$ k; g9 _9 `/ J& n
- display: none;! R5 `! m) f7 {! `' [
- opacity: 0;
9 g" C- U8 j6 I* K- v - -webkit-transition: opacity 0.5s ease;
/ u6 T6 v& i5 i( O4 i% \ - transition: opacity 0.5s ease;
# L3 w) U$ J& y - width: 160px;
: j4 L$ S0 y% f( J! w' | - }
5 F: @, k1 n6 i+ d, A6 {# y' r - .dropdown-menu a {
" B, H3 n/ B. \- @; x - color: #fff;2 w0 @7 }9 Z! k. ]
- }: n1 d, l' o7 @1 w6 g$ ^
- .dropdown-menu-item {# U& G, O- B! \/ Q, z& o
- cursor: pointer;, x- a; C" X6 z
- padding: 1em;
* p& ]' N/ K" S U1 R - text-align: center;) n: b0 \0 T1 ]
- }
1 p4 [- M, o f - .dropdown-menu-item:hover {
- z7 D- H" @# l8 r8 n9 j. o: E - background-color: #eb272d;; w% ]4 T1 o8 R
- }
复制代码 & _; S- Y0 a6 X+ S2 U
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 \" p' o. W, D8 L. g: s7 T& K
- <!-- Checkbox toggle -->8 z) B' p( F, v5 Z) o: `/ l
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">2 `4 Z. R# w' ]& F; \
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* H5 ?; C1 Q% p, r6 E
- <!-- Content to toggle from www.mfbuluo.com-->
2 J% @; z( `/ a. o+ ~ - <div role="toggle" class="toggle-content">% h% F) l- G" P0 D+ l3 z
- BA-NA-NA-NA!
/ Z5 J6 d' b2 E - </div>
4 U' k( X' A5 p. Z. @0 _( w% x$ A! e7 u - </div>
复制代码CSS代码内容如下: - .toggle {. P/ n5 W" Y% t( x: |5 c. L
- margin: 0 auto;
- n$ m7 x1 ^. o5 ? - max-width: 400px;
2 L5 J, L% V5 p4 y- i! o - }
# p! s- a; d" {2 O; n: _ - .toggle-label {
& A. L* Z2 {5 v" D' e8 u - font-size: 16px;) w- x! D- Z; u4 }
- background: #fff;
2 l, v8 m! Q P2 ? - padding: 1em;* |% X; C/ H/ f" y1 I& R
- cursor: pointer;
1 y1 C& I4 J6 G1 k6 K; I - display: block;
' k; ^& n' a/ c4 M3 ~/ n - margin: 0 auto 1em;1 I1 i' w2 p4 l# B& @# q* c- ?
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 e5 k+ R) ]- l7 l9 L5 U - border-radius: 4px;5 _: L# p, ]6 a% A9 f8 f, r
- }: i' y- e2 k8 ~$ U. ?$ m% S
- .toggle-label:after {
, }! W# j3 a& G+ `+ d$ Z2 U - color: #ED3E44;
& [( W/ f- _% [ - content: "+";) V* ]7 u0 n# w' D- H: H7 b
- float: right;
4 d/ r' B6 G3 E3 k - font-weight: bold;8 q* @% h; f' q1 w& A( l2 C
- }+ G6 F4 ^, I: F' A5 F* K5 W9 @
- .toggle-content {
) I) q# u, n/ r, @- t: R0 G0 l - color: #B0B3C2;
2 Z7 R, p/ E, ~* b3 L - font-family: monospace;5 d# m) u- ]: I8 W. m9 Z" h
- font-size: 16px;
4 r5 f* M, C2 M! n/ O, a7 b - margin-bottom: 1.5em;" L1 _6 C$ J) ]& g7 t
- padding: 1em;
' y2 t3 U( l2 d; `* b8 f) h - }2 F6 } Z' m3 ]7 F. }( E
- .toggle-input {
$ E4 i9 ? h, R% A( W - display: none;0 Q8 c9 @$ E: L
- }0 D- [1 o. r- f+ G. {+ m
- .toggle-input:not(checked) ~ .toggle-content {7 G3 Z+ t2 j# _+ w9 ~; Q
- display: none;$ \) n8 R+ P( [$ n
- }# `5 t( @2 T( D, Z
- .toggle-input:checked ~ .toggle-content {
$ ^* M: {7 W* p* g* b+ B i - display: block;& W8 [& H+ C5 `8 e1 E" Y/ m
- } H5 f6 u2 ^$ z/ G1 ?
- .toggle-input:checked ~ .toggle-label:after {/ n1 A j" H9 ]3 p' \
- content: "-";4 `9 x: g1 _8 e! i$ _4 H
- }
复制代码
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