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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!">
0 t4 q5 }6 c* v9 {: Q, c& }0 s6 ] - Label for your tooltip
# T4 }" q8 h0 C, j" V2 }4 Q& E" P - </span>
复制代码CSS代码: - .tooltip-toggle {8 |7 y- Y0 j0 y i
- cursor: pointer;+ @$ ^( C7 a3 h
- position: relative;% u. j c8 N: [$ O4 q- Q7 W, }
- }
3 o1 ]3 e+ B6 e5 |* t - .tooltip-toggle svg {3 e1 t0 P( |" C/ z% ? M/ ?+ ^
- height: 18px;
8 M% s; X: t1 m2 ~( ]: d2 R0 U - width: 18px;2 G6 N G* B. K2 z" `, E8 s9 k
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
& i7 G" s! L1 H2 U W2 p7 Z - position: absolute;
# y: c6 Z1 j! I/ z# A W3 H3 b - top: -80px;
9 _9 Z c4 ?) j - left: -80px;3 p6 M2 R8 P m4 M% k0 F
- background-color: #2B222A;
. A; @8 ?% u6 _* F8 S - border-radius: 5px;7 u/ {* U* s- h( ] q7 j
- color: #fff;9 n& [9 ^! @/ j; x* _9 |
- content: attr(data-tooltip);" p; N2 y2 p1 R# w% }
- padding: 1rem;
5 I% C6 \8 S: C2 i- l2 N* `+ Q - text-transform: none;
, F/ S- T& \5 n- n - -webkit-transition: all 0.5s ease;* q% ^1 ^# L3 p
- transition: all 0.5s ease;
4 b: d2 r: i4 L2 X# k+ l+ p - width: 160px;
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- .tooltip-toggle::after {
7 q2 n1 j3 j) G* U& k - position: absolute;
+ M/ u; W: X: ` - top: -12px;
( u% ^" c2 r1 i- { [4 O - left: 9px;
6 k7 Z8 P+ p0 ^, a% ^3 d - border-left: 5px solid transparent;
D4 b2 T; A0 @3 I& ]. v% K$ z4 B - border-right: 5px solid transparent;+ D3 Y, w( f4 T2 t7 r% ^
- border-top: 5px solid #2B222A;
$ Y: c; a: ]( ? g: X, D: ^4 e - content: " ";6 Z3 b ^% v- U' P; X
- font-size: 0;
M, _2 j/ G4 r& i6 }, u' Y - line-height: 0;
' u4 F& w, Z I5 v4 W, K( K- \. O - margin-left: -5px;( h( b. q( ~; L7 z' C/ R( T, d
- width: 0;/ d( H( ~# J4 C* A. S, ^
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- .tooltip-toggle::before, .tooltip-toggle::after {
: H5 z- Y' V' v) n r. L - color: #efefef;" E9 r8 \" z2 Y% H- }
- font-family: monospace;" \0 X8 V7 B8 R1 _: Y8 y# J' o: Y
- font-size: 16px;. ]8 O& n% F& [% n9 i# h. ? p
- opacity: 0;
/ Z6 a7 _2 B0 d - pointer-events: none;3 j o. i7 }4 c) V) F
- text-align: center;* W+ g- K) ?2 r+ ^6 j4 _' t
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
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- -webkit-transition: all 0.75s ease;0 \' f: J; E x+ N
- transition: all 0.75s ease;% U/ M& b: ^8 J3 x0 S4 X2 i
- }
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">2 H% N6 v( L. @% O
- <ul class="nav-items">
! `! S' ?% j% A - <!-- Navigation -->6 \ J7 E, W/ z
- <li class="nav-item"><a href="#">Home</a></li># L: N" B; P: B
- <li class="nav-item"><a href="#">About</a></li>
# ?/ d1 r7 @9 d2 z$ A - <li class="nav-item"><a href="#">Contact</a></li>, J9 ]$ l7 ~6 k5 _: Y m1 T+ o' }
- <!-- Dropdown menu -->
) h0 Z# D. U W2 R3 n8 Z - <li class="nav-item nav-item-dropdown">( a7 J4 Z$ p9 V, k7 F" A/ x2 [. P: ~
- <a class="dropdown-trigger" href="#">Settings</a>8 d! l& K9 x6 _( z! @1 {- A
- <ul class="dropdown-menu">
! x! c) c0 d# x4 w+ p9 l& [ - <li class="dropdown-menu-item">
- q# j5 H o% r3 B0 P$ P! H1 P - <a href="#">Dropdown Item 1</a># |, Z4 A6 t2 k0 b
- </li>
6 n( o8 V2 f# l" h! f - <li class="dropdown-menu-item">
2 p6 e, ^9 d3 j: X8 }5 w! R - <a href="#">Dropdown Item 2</a>, A: s3 H7 {) w% e
- </li>+ L1 l8 j" I6 V
- <li class="dropdown-menu-item">
+ f$ v$ ~5 c" ^/ |! q8 L2 e - <a href="#">Dropdown Item 3</a>
* {. x; n5 b. N6 ^+ _ - </li>2 r+ Z' }$ t( ?, L$ u* u- y
- </ul>. C$ h) R) A( w# c
- </li>
+ N8 l1 I' ?3 q4 {- s - </ul>
9 B# f! ^8 I$ K2 O% c, z& S - </div>
复制代码对应的CSS代码如下: - .nav-container {
" i" _# N' R/ o# P2 ~2 U2 d+ G - background-color: #fff;8 Y( k9 B! W; X8 i$ Z0 I1 c
- border-radius: 4px;8 H' A, K8 m4 z4 |8 o8 h. U1 @& T( l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 U; L2 y' O: ^- ~ - padding: 1em;
) |' m3 x0 ?. W( P; ?- G - border: 1px solid #eee;
7 a. Z$ n& [/ e. T+ [5 a - display: block;
3 P2 ~0 W5 k5 K0 }4 r - max-width: 400px;; \$ Q D) o$ X7 f0 S! K) o: H
- margin: 0 auto;3 _6 L! \0 r3 w+ B/ W
- text-align: center;
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- ul,# L0 ~. a0 [" O2 _/ U
- li {
" `. _5 V T: ]: D, y7 m |9 {& J - list-style: none;
9 c- ^6 V( g$ w) n' T1 r6 ^9 ^3 v - -webkit-padding-start: 0;
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- a {0 e9 ~: f6 R; f" \8 v; T* E
- text-decoration: none;. w! \" s- \" [: T! q% M
- color: #ED3E44;
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- .nav-item {
+ b- B, ~9 s+ N2 S - padding: 1em;8 @, k, ], K2 _3 K$ E& I4 g5 Z+ Q& E4 o
- display: inline;
% \1 D, L2 Q3 [/ q: B3 L - }
}6 N1 S1 u+ L8 t4 X; I8 q! b# g - .nav-item-dropdown {
8 H" |5 n: e5 z V5 y) u - position: relative;# M/ Y% a: M0 z: \) h" k
- }( L2 U/ ~& d: { v, t
- .nav-item-dropdown:hover > .dropdown-menu {9 K& _0 [' B |4 m f6 c
- display: block;
! C( P+ g# b1 d0 g- A. D - opacity: 1;
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- .dropdown-trigger {
/ S5 O. R1 ?: u# G1 G B& Q) x% q; B - position: relative;
7 Y7 _9 ~3 q9 V* w - }
+ r6 F1 e+ y C0 l - .dropdown-trigger:focus + .dropdown-menu {
) P+ `( d* B/ k: C( C - display: block;
$ |! l: S8 a# d4 x7 o - opacity: 1;
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- .dropdown-trigger::after {+ W0 z7 {3 k1 B, r: i
- content: "›";/ V8 A% P9 f+ `6 ^" H
- position: absolute;
, g$ u# M' M6 L V1 s9 m* {* s - color: #ED3E44;" Z3 b: G5 U* n2 V9 `- E* Q
- font-size: 24px;9 S- _- l% w/ P; o/ N
- font-weight: bold;* J* z. h# Y( j l% U# X/ p6 C
- -webkit-transform: rotate(90deg);; R* x# ~; l8 M+ S! C: ~4 U
- transform: rotate(90deg);5 }8 Y9 f2 G7 }6 Z& t, }
- top: -5px;
+ G- e* t/ E( r$ p0 F# Q* m+ y4 u - right: -15px;
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- .dropdown-menu {
0 |& R# m: s) h# _; ] - background-color: #ED3E44;! u/ k& |; J: F/ ^7 s9 ^% Z3 Q3 d
- display: inline-block;
/ }8 I$ Y3 Q3 l" M; A - text-align: right;, i; Q6 r+ [: [
- position: absolute;
% R0 M0 t* o. E. y* B - top: 2.5rem;
+ I* x" p2 B; f) W3 ^, c. c5 G4 j4 u - right: -10px;0 c; X6 k) {9 S3 R4 x
- display: none;( \' Y% s" P: ~3 N* m
- opacity: 0;; ?5 Z$ w' n* i6 t$ y
- -webkit-transition: opacity 0.5s ease;
/ x# l1 N$ L, g* J - transition: opacity 0.5s ease;6 |. M; E" e/ ?( b
- width: 160px;
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- .dropdown-menu a {
, F! U2 M! v7 C- r) d( x - color: #fff;. t1 m5 S+ i. P: [) K
- }
0 G- @4 I- z# H/ r3 A - .dropdown-menu-item {" n- W. s& S1 t0 V
- cursor: pointer;
" @9 e$ J" g* G0 g, i$ i) v2 o - padding: 1em;
9 k. M, }5 ~) V6 u: { - text-align: center;9 ~0 \ S& Y9 L v
- }
7 N1 E: B1 m; y1 \ J - .dropdown-menu-item:hover {, x5 X2 b+ k1 z! H) F
- background-color: #eb272d;8 o% T, u. k, {9 Y x
- }
复制代码
5 {8 l. k) T9 T# m% V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( {( j% Z8 r7 S* q0 g/ k
- <!-- Checkbox toggle -->2 L3 o3 i! b! N' k
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 e( n! I( |4 o. S4 F; j' G - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: r6 e" H1 F3 s: p; ?) i - <!-- Content to toggle from www.mfbuluo.com-->- M2 W" A& d, N- O$ ?1 Z! [
- <div role="toggle" class="toggle-content">
' x; H! X" \; ` u- _0 A - BA-NA-NA-NA!
( N; r: U# j5 k8 @, c. z' T - </div>
' U9 |( N, B* y: {& e9 b - </div>
复制代码CSS代码内容如下: - .toggle {
" B9 N1 t6 N# t - margin: 0 auto;4 x% d/ ]% S* D9 L. h
- max-width: 400px;) D& f; R. l/ w) V
- }
7 A S. F; _8 @: ~, c0 U - .toggle-label {' c" W! y) u3 C4 J. G
- font-size: 16px; i$ m4 E# U ^0 A
- background: #fff;$ e$ o! O) p- j3 N5 x# L6 O/ X
- padding: 1em;6 o W* ^7 L% @8 c/ B* K
- cursor: pointer;1 V; C6 |6 I' `. ?3 @& I# b
- display: block;
: q7 c4 X0 r8 d# L( H' d% ]5 Y - margin: 0 auto 1em;
% k4 B6 Y9 x% M7 r6 K8 E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' e9 `/ i% q9 R6 N# e! ?# K - border-radius: 4px;$ C4 U# V9 P( G+ d3 m0 P- `
- }1 e* }) {7 p, F4 H/ A) {: o8 l$ N
- .toggle-label:after {
* H7 e. |" h" X4 N0 G( A - color: #ED3E44;1 R% a0 `: }$ ]9 B$ W( V! i
- content: "+";( I' a* b7 _3 O+ l, I( @$ P
- float: right;
" ?) g* l, q0 N; f! d - font-weight: bold;- l# Y, Y, s( m. _/ I) s# u; V
- }4 h' h! M% V* j2 Y3 q f& e* i
- .toggle-content {2 \( ], z/ p2 {% K
- color: #B0B3C2;
) S9 B0 g% c' C# ]5 e ? - font-family: monospace;! e/ v$ e8 r4 D% x7 A
- font-size: 16px;
6 a* t N! _2 |. C7 b5 a J - margin-bottom: 1.5em;, `+ L1 S% Y9 b, t( [8 V
- padding: 1em;
1 L! G) S2 b9 P9 S9 @6 U - }
0 {' U1 F0 V$ H* y - .toggle-input {$ g; h3 P: t |% J
- display: none;- Y& P# [% r3 Q9 o$ Q) w
- }
2 P/ L) j9 x1 g7 s9 n$ O$ c$ @ - .toggle-input:not(checked) ~ .toggle-content {
5 U! A! `4 B* l: y$ c7 E- M3 ] - display: none;1 A4 r$ ]2 M- z {; H% ]; R
- }
/ ` d# g7 [4 P T/ s( j5 }" ?$ `3 ` - .toggle-input:checked ~ .toggle-content {9 V! E# O3 R; E
- display: block;
' ^6 ]* @- V) a- { - }2 k( r+ N. L( @3 s* r! v+ A% `( r8 _
- .toggle-input:checked ~ .toggle-label:after {
/ l; l4 p- l8 w, w - content: "-"; N. a$ k+ z& b- Z7 T
- }
复制代码 : g9 v" U% { c8 \$ U s
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