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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!">5 w2 v0 P1 ]3 F" ?! C2 N( t# l
- Label for your tooltip
: A6 I) [' X% M( r9 H5 A/ x - </span>
复制代码CSS代码: - .tooltip-toggle {9 b$ i+ y( |# `6 I; K2 L9 q: G
- cursor: pointer;
3 k* }6 v# q; @3 W - position: relative;3 u' O$ G' A: P
- }
. B3 Z' ~$ E+ ?( L$ M' s - .tooltip-toggle svg {* U6 ^) B# `9 u6 w
- height: 18px;; x7 i, h% }6 H7 j
- width: 18px;
: i; E7 z& U& n& G8 f - padding-right: 0.5rem;( y6 X% T6 t9 p
- }
( b& j) f% P) N, X9 W$ n) [ - .tooltip-toggle::before {
& w; w, |4 w$ {" s9 {9 J5 r% R - position: absolute;* h* m8 Q4 \ m4 R9 H& p, A( Q
- top: -80px;
; I; c; o( a) R* p - left: -80px;
: H0 i# n# N! Q W, M - background-color: #2B222A;
2 g5 H/ V3 F+ J$ [: l - border-radius: 5px;
1 P; N4 T& c6 J, d* c6 s9 t* l - color: #fff;
: B) d0 Z9 I! n3 E! n - content: attr(data-tooltip);
1 Y8 { E& l2 S- u - padding: 1rem;3 d: f$ X1 R4 d) U/ ~
- text-transform: none;$ t" G, T2 r) F7 `
- -webkit-transition: all 0.5s ease;, A z: g2 g* t! W& U6 [
- transition: all 0.5s ease;
2 k1 S* B! ]; A" n4 D, Q! r% Q9 _ b - width: 160px;
& @ @2 k$ f. s* _: E- O$ a - }
9 h# e* L/ Z/ Z0 e0 ^7 [ p - .tooltip-toggle::after {
2 F6 u8 V, m" g: l; o2 K* a4 [; ~ - position: absolute;
/ l7 Z+ {1 O5 t: m2 a( t% X - top: -12px;1 n* S1 C. ~( Q9 `* u
- left: 9px;9 B/ R4 @1 p4 e/ [/ g
- border-left: 5px solid transparent;* Z) P2 A# o# v
- border-right: 5px solid transparent;
4 t" X0 X. u+ \% I4 u9 l9 W - border-top: 5px solid #2B222A;
6 z( T4 q6 h( y& S6 K* |4 ~8 L - content: " ";. u, I" f2 ]' j9 C
- font-size: 0; a4 Z5 X2 A" H1 x) ]8 k/ P! E
- line-height: 0;
7 d0 {/ P0 l" e7 e! l - margin-left: -5px;
* F0 \3 M9 A7 v' Z, _) A - width: 0;& H y5 K6 Y3 L9 ], S) Y/ t
- }
) I! a# [0 ^& \, E4 q - .tooltip-toggle::before, .tooltip-toggle::after {
3 R: s" e- K& b s+ \ - color: #efefef;+ q* X4 o5 G4 P/ a
- font-family: monospace;
# c6 P( ?, u/ c5 R0 N! Y& [4 X5 X - font-size: 16px;+ d" r5 J. X/ y
- opacity: 0;2 n' y7 l# ~9 A" U; ~/ k
- pointer-events: none;
) ^1 W& q, Y- p - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ i0 {: E3 }4 m R; ^4 y$ b - opacity: 1;
- y& C' D' W- p$ ^9 B+ v' y3 a. ^# F - -webkit-transition: all 0.75s ease;; Y. k1 l! A+ N3 _( _
- transition: all 0.75s ease;
% s; {' G3 T) K4 n. ? - }
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">$ L/ j" [3 G# z1 ?
- <ul class="nav-items"># N5 S/ n) ?1 l# c: E7 |+ V8 z5 B
- <!-- Navigation -->
8 n* h3 D5 N; X - <li class="nav-item"><a href="#">Home</a></li>$ ?! o* M8 x( \& o
- <li class="nav-item"><a href="#">About</a></li>8 _9 X \& Q- G* I+ y; Z; W
- <li class="nav-item"><a href="#">Contact</a></li>
- ~& H; \. z" r! Q% b - <!-- Dropdown menu -->
+ F$ F" T) } f$ _ - <li class="nav-item nav-item-dropdown">
7 \8 S2 l( C4 M& m# t0 {$ a - <a class="dropdown-trigger" href="#">Settings</a>
2 X8 |( ]* W: \0 J9 S - <ul class="dropdown-menu"># J& H7 P1 _/ J- U
- <li class="dropdown-menu-item">5 `$ z* e( I# k+ x/ }1 c
- <a href="#">Dropdown Item 1</a>
# z3 R% _5 D) r, d' D - </li>: l% b* D- a% ~
- <li class="dropdown-menu-item"># O) |3 N: Q* y2 D
- <a href="#">Dropdown Item 2</a>
, P2 a( x2 D; M& k0 Q4 b - </li>
^: p, \- q9 e/ j - <li class="dropdown-menu-item">, F: k1 A, \+ Q* r% V6 Z( u4 R
- <a href="#">Dropdown Item 3</a>. ^" o; ~! C1 c3 a( U
- </li>
' A' M6 `& v1 I1 Q. c - </ul>, I/ D- G- k% H* `2 u
- </li>
9 m) M5 F5 H# ?" ~8 Y& T - </ul> `* _9 h1 i A
- </div>
复制代码对应的CSS代码如下: - .nav-container {* B6 v% j5 d9 h& u! ]
- background-color: #fff;
. c. d4 E# t; N! n - border-radius: 4px;
1 n7 g9 ?( I% e" \8 S1 ^ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 M& n8 T" I8 U# R2 } - padding: 1em;- ^% {" L+ Q8 ~
- border: 1px solid #eee;
9 s/ z" \$ j. |8 u - display: block;
0 h' m( n: r$ E! n - max-width: 400px;
5 u- M& G7 f5 w- {' _2 Q# ` - margin: 0 auto;; {/ Z/ s, g& I
- text-align: center;+ |4 R$ Y% H3 |; G. [- g
- }/ k6 F) Q/ \( } X
- ul,
: F' }5 j1 [6 `- @6 ?& K. b - li {
: Z: _' r8 G5 r( h/ x% G - list-style: none;+ M) c4 T2 g' ?( X# L
- -webkit-padding-start: 0;
# I) t5 R/ V$ k( l7 p, u& S - }
6 g, }# G+ D* R& ~. a, F0 \8 u - a {4 u, S0 p5 Z" U- w# @
- text-decoration: none;- k3 @' m, L S0 D
- color: #ED3E44;/ H( S' B% t' e) E$ ~% \0 \
- }; c" N. t: a+ u7 @( ]" G
- .nav-item {
$ R! L" C: ~" V3 _7 l9 P* L" d - padding: 1em;
5 K! T3 W% `' l* ]* a: f: M - display: inline;6 k" E; E7 T5 s, e
- }- @# V% h% h/ M' W) I
- .nav-item-dropdown {
/ O: p& v3 M8 [* d5 K - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
2 A) T# y6 T$ J9 j: J) V - display: block;1 x3 A$ b% D5 |2 D! r2 H$ @
- opacity: 1;
& I3 e9 H) v, ~7 L - }% x& ^4 C8 y' O' s
- .dropdown-trigger {3 k- K. ?* Z# m+ q- x0 a" r
- position: relative; ]1 {1 Q7 j' l8 e6 V
- }
: I4 Y% P# a1 K, v; S, `& y6 U - .dropdown-trigger:focus + .dropdown-menu {6 \' {& E- Z( S. q. a$ V+ g
- display: block;+ m {! z3 \. Y; T9 G' B
- opacity: 1;# o: ^5 O6 m; B
- }$ b0 N7 d/ w! ~2 ], l
- .dropdown-trigger::after {+ s# |* S/ z( d2 \$ f( @7 x/ i. {
- content: "›";
8 e. i5 M0 d0 q - position: absolute;! j2 e% {; b; c4 p. {
- color: #ED3E44;
' j/ m/ c) B) @- T: n6 H7 F3 S: u7 f - font-size: 24px;8 I+ n$ F# `7 @% V& G* I; J
- font-weight: bold;
& p: f0 i9 K3 o9 {3 H6 v: B - -webkit-transform: rotate(90deg);
3 @0 U2 R8 C+ r$ K+ U - transform: rotate(90deg);6 k. v5 v/ R$ _+ g, i! ^
- top: -5px;9 r& S! n6 T# }3 C5 Y
- right: -15px;
/ k1 T& H. f' G! `0 M V) I0 ~ - }
* S8 s, Y# s. ] - .dropdown-menu {3 [6 `8 z# q! W& S# d1 U2 G
- background-color: #ED3E44;
9 p' V4 P5 Z3 w7 B( p - display: inline-block;
6 C I9 C- Y; v+ ]8 B- u; s0 l - text-align: right;
/ f" y6 `7 a8 o8 |5 I$ l: r) z - position: absolute;4 S, {: d; U0 Q% }- Z9 R
- top: 2.5rem;+ E8 D/ h: |7 f) j7 V' }
- right: -10px; N& @. k% {% C. E# s, v# [& V
- display: none;
7 [* h7 q7 J2 H* p8 n/ h - opacity: 0;
( v6 o( Q7 H1 g! K' a - -webkit-transition: opacity 0.5s ease;
( r' u* A$ c! y1 D. L - transition: opacity 0.5s ease;& n$ F( B. ~! [0 p) y0 ~9 G
- width: 160px;
- I5 z& C) T% r& V1 G - }
1 w7 \/ d' E; `% }4 o - .dropdown-menu a {5 h- g2 \% I r
- color: #fff;0 a) K4 c% O; y/ _0 k" c
- }4 j4 J1 [4 o" Q9 \+ [' r7 P
- .dropdown-menu-item {$ T$ V3 p' K$ o w: t; K
- cursor: pointer;
# c1 ]: ^8 T) D - padding: 1em;" U2 ]- t5 l3 Q1 `
- text-align: center;: y! d. L3 E: J2 T
- }
# u) K: y, d8 t r - .dropdown-menu-item:hover {# E4 ]! u3 E; N$ O0 L: Y# {. a, i
- background-color: #eb272d;
) T$ h+ w5 f* D# C& M2 ^ - }
复制代码 ; G+ m/ N* c( q. F3 w
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">5 t. |0 |* a# n$ z$ U
- <!-- Checkbox toggle -->, k4 X+ H+ h6 B2 Y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 M* a2 B* i5 M1 }5 z' D5 O. ]- V - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 i4 {- E+ q+ G- L& H - <!-- Content to toggle from www.mfbuluo.com-->
5 h2 x* s- b$ O - <div role="toggle" class="toggle-content">
- n {% h b7 {! r( N - BA-NA-NA-NA!/ D& S1 r/ m, O6 g
- </div>
0 Q1 z. r7 h0 M$ \* g; |8 } - </div>
复制代码CSS代码内容如下: - .toggle {- L4 R0 j$ \( {* }2 @0 o. s" \
- margin: 0 auto;
6 w% C# {: [, ]; z% A% {( V - max-width: 400px;
2 _; s+ C( {- a1 ? - }
) ~& ?3 W4 J' t3 E6 _ - .toggle-label {
# k1 a9 M4 z) p3 Q- ?6 ]. ` - font-size: 16px;. ]. r6 b$ A; L% h# L
- background: #fff;
( l6 m V" ]4 b/ N9 k% K - padding: 1em;
6 J1 |8 W4 C" U" S% o% @1 C7 [0 _2 o$ v - cursor: pointer;+ o+ H! g) |+ R8 G0 I/ T
- display: block;
/ l# z# h3 {3 A" [' n: ] V - margin: 0 auto 1em;# H& m8 [. E/ J% S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 y8 Y( v9 U; h2 V9 k
- border-radius: 4px;; ]) n7 F( S7 q7 v0 H7 Z! u
- }
- o. e4 M6 \7 S ~4 }: U# h - .toggle-label:after {
/ |/ L' k( k. S. ~" A - color: #ED3E44;
! M7 ?8 f! ^! k7 b' ` - content: "+";7 p- `% K; g8 ]4 {0 @8 E- ?
- float: right;+ @2 c+ ~6 a7 ^& W3 x
- font-weight: bold;
1 S4 U# f& o3 Y* A8 p - }, ^/ D& E" S8 f2 A
- .toggle-content {$ p" R8 m$ e: t- x
- color: #B0B3C2;
9 s5 N# w, B3 B R) f - font-family: monospace;
( x0 [5 \ M3 W( x& @% M - font-size: 16px;
& L% g( x* N d - margin-bottom: 1.5em;
: S$ ^2 Z( m" {) i - padding: 1em;
8 q( A! [8 V" R: w - }2 U' V8 t; W( v9 _3 W
- .toggle-input {
+ d x0 E% [5 [9 a' v# i - display: none;( I0 F# w# F4 G& L
- }
' h! k, Z, J' t+ [% |! O - .toggle-input:not(checked) ~ .toggle-content {
4 e4 t/ h* Z7 S, t# j% K3 q - display: none;
+ `; F* l- s, @8 S - }
; J! i' B: y+ a% G2 ^; C8 T - .toggle-input:checked ~ .toggle-content {( R/ j; d. ?1 m) x! H# [) V
- display: block;
" F# a6 @ y( L2 [$ S9 B( T - }) o* ~% _( A( M# s
- .toggle-input:checked ~ .toggle-label:after {
6 X$ @+ c/ H# Y7 T Y6 l - content: "-";
0 y- b r; A. i& Q8 ?4 S# w. [ - }
复制代码 " o- G4 S' V* {
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+ ?1 u8 O' R( U& ?# S, E7 {* I. f# `9 a- F
3 @# O7 j2 O' y- { I" o
( i* C& {8 Z7 e {
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& T4 H0 S; t$ @3 Z( f |