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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!">
# X8 d0 T" Z% H6 O- ~- I8 ^ - Label for your tooltip
, R/ O6 o) L* ~3 n$ K - </span>
复制代码CSS代码: - .tooltip-toggle {* w8 e% {% h" q9 [
- cursor: pointer;2 e4 ^1 I; S# q3 u
- position: relative;6 I- \& m3 E; I4 N7 _' y; n
- }
' r- r* Y% y1 J6 R. \& Y! J - .tooltip-toggle svg {, n+ W7 ]2 v) F5 n5 |
- height: 18px;$ h/ k3 S* O: G8 M1 ]
- width: 18px;
# }/ \1 s3 A: H% [# `% V1 z - padding-right: 0.5rem;
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- .tooltip-toggle::before {
: d- {% n0 W. |: r9 u; ]2 n8 r2 E$ @ - position: absolute; J" `" ^- W1 C# b7 o
- top: -80px;" B5 b! c, }8 e1 o3 d# c! [$ a
- left: -80px;0 v2 j7 V- D( J; ?# S B7 `8 Y2 O& s
- background-color: #2B222A;
* v6 I3 Z( u X - border-radius: 5px;+ f y9 v" a: |0 p( h; _3 {
- color: #fff;9 d7 t7 H; Z# `9 ~
- content: attr(data-tooltip);
( i# T, X# z q - padding: 1rem;
0 V/ ]2 {; E/ C, l! E0 i - text-transform: none;
% Q% B% F! R" L* [* n( e - -webkit-transition: all 0.5s ease;" z% ^+ ^1 _0 }/ a& z% x' w
- transition: all 0.5s ease;( G6 ~" l5 k5 o$ j- ~
- width: 160px;% m' ]1 V, A, i
- }
: n1 {* }( T4 i, y: [ - .tooltip-toggle::after {8 k9 q0 G5 z6 C8 u) o/ L% Y
- position: absolute;
0 k( b/ a8 Y" W( ^( u - top: -12px;
1 S5 h) p/ K, J8 M0 u - left: 9px;1 a0 {. w6 g; V: S
- border-left: 5px solid transparent;
- v4 B! W) \- B+ I3 b L% ^ - border-right: 5px solid transparent;! O0 v. \$ n2 `
- border-top: 5px solid #2B222A;
1 q. a6 @; B# D - content: " ";
4 B0 u5 j6 h, q$ N - font-size: 0;' r' l& g8 H& w: _; p2 t2 \
- line-height: 0;6 n0 W1 }( n& c/ u9 W5 t
- margin-left: -5px;
: k) \7 E7 l; H6 y9 F+ Q - width: 0;& o% h9 J9 M! k* k
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- .tooltip-toggle::before, .tooltip-toggle::after {
: ?2 \% }2 M+ n, `8 z - color: #efefef;# R6 M3 L; q6 V7 n5 f
- font-family: monospace;" F' n: t: W$ Z- @- z
- font-size: 16px;0 o6 H- R( T' d8 r# e+ i
- opacity: 0;
9 l' J, J4 v# a Q1 O8 a7 T - pointer-events: none;$ n& x5 @- K9 z. O: T& A2 R
- text-align: center;0 B, ^+ w0 M2 W
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 g' t% x4 N6 I6 @9 L; e - opacity: 1;% b! S: G6 A3 {4 L/ D
- -webkit-transition: all 0.75s ease;
, H# Z7 j' J' U* t j& \ - transition: all 0.75s ease;
1 S2 F, g. r- a - }
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 m5 W6 j+ I1 |, d: `* y9 w
- <ul class="nav-items">5 V4 I l0 a+ @7 W9 a& W
- <!-- Navigation -->) y* W+ X* [+ B8 z' \6 k
- <li class="nav-item"><a href="#">Home</a></li>& M% S6 i- q# v& T
- <li class="nav-item"><a href="#">About</a></li>
: r9 L; S( u, T/ F# c5 s - <li class="nav-item"><a href="#">Contact</a></li>% q- ?5 o% e+ L. N1 D) o
- <!-- Dropdown menu -->% b: _+ _0 |. N' c! `/ Q9 q6 I
- <li class="nav-item nav-item-dropdown">& E, I) ]* r! i7 I6 f
- <a class="dropdown-trigger" href="#">Settings</a>6 D" b) z8 |+ ?3 D: D% A) c
- <ul class="dropdown-menu">" h7 g: P7 h/ w& M: ^4 @" x
- <li class="dropdown-menu-item">3 F8 w$ E" @6 [' H* X; x1 f
- <a href="#">Dropdown Item 1</a>
7 G1 R2 F [4 |% Z9 U* c" F* z d - </li>4 G+ Z4 `/ m1 h6 @! _
- <li class="dropdown-menu-item">
! f0 z# i2 t: j9 G7 C4 m$ [) x/ A - <a href="#">Dropdown Item 2</a> F4 m0 W! Q! O* q: }. y6 a
- </li>
1 q. T/ |6 C! J2 F7 P( K L - <li class="dropdown-menu-item">% T! A4 l }4 J& [# R: k4 v
- <a href="#">Dropdown Item 3</a>
$ L/ O5 {8 j2 J8 d+ ~ - </li>: F' ]* Z$ R! F
- </ul>
* C7 p. |, v, M9 k* A1 q# D - </li>5 c# ?6 f1 `6 W* I* k3 J
- </ul>0 U+ |' v/ f! u! |5 [1 h
- </div>
复制代码对应的CSS代码如下: - .nav-container {* Y8 d& A% L9 x" k6 m+ z
- background-color: #fff;/ A& |: {+ D# P! n, Q
- border-radius: 4px;
0 R7 B# l4 l; |! ` - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
6 L: c5 {* s5 i+ Q/ B9 T' _5 M$ N - padding: 1em;
5 O5 C8 g1 Q# v& O& G - border: 1px solid #eee;
1 k: B: |& Z. }) T& M - display: block;# E9 H* o* J& H+ T0 {' f3 F
- max-width: 400px;2 g# z2 y7 W" t! M$ `7 e+ L
- margin: 0 auto;
" P, d9 i5 n( C% y9 W6 ?! b6 h - text-align: center;
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- li {
4 n5 ^8 h! F5 t* g [1 Z - list-style: none;
( Z" b) q# P- _, A# [ - -webkit-padding-start: 0;
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- a {
! z; v/ E/ ?* n4 j - text-decoration: none;6 L' `3 z1 j: w
- color: #ED3E44;& r2 @, `# ]) i) e" G2 l3 Z! v0 Z7 p
- }* S+ }2 l0 G- t1 s4 J
- .nav-item {. T8 P: W _7 t# b( P; s
- padding: 1em;( d! l) o2 t; e' ]0 |
- display: inline; z% }8 w2 e, W7 r& k. O" P
- }/ H: x0 f& g% X
- .nav-item-dropdown {# `* u% B" n2 t0 A
- position: relative;/ s$ c$ j3 [1 [( P
- }
/ o. r5 m+ H4 h6 W. F - .nav-item-dropdown:hover > .dropdown-menu {! t* K" I' A' X) N# B
- display: block;( W) D6 T2 V/ Q3 C2 m9 M2 H$ q/ q
- opacity: 1; N8 I2 h2 g; U0 U* a: E! p
- }7 Z% x Z& l5 l: M" z
- .dropdown-trigger {5 A0 F) n6 x# u! E
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
% U; x. R5 t3 e& k$ Q. }5 q7 ~* A - display: block;
( y' e% B4 _ R. w \ - opacity: 1;
- ]1 O" C/ y( ~! f8 x - }
" |! }- B: N6 ~ - .dropdown-trigger::after {
7 s4 x3 R7 c* m5 ^, y0 R - content: "›";
: f( Z; H% Z2 \* O# Q+ N - position: absolute;
3 U* V1 s, R( J( B% d - color: #ED3E44;+ H1 S4 r( G$ ?! S& a
- font-size: 24px;/ x' y0 _! f+ P, ]8 ]
- font-weight: bold;
: f3 t6 Q$ p( F5 y5 d+ o& Y - -webkit-transform: rotate(90deg);
( R8 p! E5 a3 p- V( O! S7 h- d - transform: rotate(90deg);
8 h& X/ B) c' L+ K8 i# e - top: -5px;
3 g+ D1 c, C! r" C1 |6 k - right: -15px;3 d' P$ ?# i* o3 {+ E, n
- }7 s5 r+ F# F0 L8 {. A: r7 }
- .dropdown-menu {' v9 ~: A0 ?& N
- background-color: #ED3E44;
. M, f) p* [) j' l9 Q - display: inline-block;5 F. d) Y" @8 o7 Y
- text-align: right;' q2 r9 m6 X2 z5 ]* X
- position: absolute;
+ Q( d; u: L) g: l m - top: 2.5rem;
$ E/ i- C1 u, x- d% U - right: -10px;9 z; `# v, `- U& Z4 Z
- display: none;$ v5 R; h7 }: h* _* P7 y9 m6 N
- opacity: 0;
5 _1 s ]4 f& d) N H( k - -webkit-transition: opacity 0.5s ease;- N& D' J. M* H% A# u* F U
- transition: opacity 0.5s ease;
' ~# w) F& s+ Y r* X! ^( M- y/ U/ R - width: 160px;
% A& A1 v, y7 w( A# L, }) i" d7 V - }
8 o/ I7 P- _8 a$ } - .dropdown-menu a {/ E; w! d/ m* a( M4 [
- color: #fff;
% _. x' i- A* J! _* O - }
4 ]& m8 F2 X5 K8 ?9 x0 M - .dropdown-menu-item {% J2 p2 Y" Z" f/ T" {5 U
- cursor: pointer;, q l4 J, Y2 T9 H. H7 h1 h, F$ c
- padding: 1em;
! q7 p) n% {# X; s! c. k - text-align: center;" k3 f. b, \- L. s* C, d% J; z$ w
- } E/ g7 T1 v5 _8 }" N
- .dropdown-menu-item:hover {1 D$ b6 _3 @7 S1 O! o
- background-color: #eb272d;% h2 A6 {. N/ B: V' c
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: ~0 \6 B* Z! O* e% }" _
- <!-- Checkbox toggle -->3 m9 A6 R( o. B& L0 v3 W
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 S' A& d% p# Y3 e
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>+ v+ G: G! L/ J
- <!-- Content to toggle from www.mfbuluo.com-->
1 |: m# {0 w! O. ]) u! A" Z; F. S0 S5 p - <div role="toggle" class="toggle-content">+ }- Y' f: E p( m2 {# ]# m
- BA-NA-NA-NA!
: h- D, a: n3 b. G - </div>
% h: S- b; H' ~- X, j$ @4 z - </div>
复制代码CSS代码内容如下: - .toggle {$ j) u3 i0 l; y" ^$ f! {9 f
- margin: 0 auto;1 Q& x3 h3 w$ w6 ?7 U2 U
- max-width: 400px;
$ u# Q: m2 R& C, z9 f - }2 F4 V: @( E( e+ G% F+ r5 V, R; R
- .toggle-label {8 s: m5 R% e( F0 |' ?/ m0 k
- font-size: 16px;# {3 b) H! h0 `" z- u
- background: #fff;
; `3 q: b9 g. ]6 T8 @9 g# c+ ~1 r - padding: 1em;
! H8 G1 V _3 K4 G4 r - cursor: pointer;5 J; i1 P8 i6 a& w
- display: block;
# Q3 a( O5 o$ e! Y - margin: 0 auto 1em;
. B f% c4 w5 S' S1 @6 ]' q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& e; J3 }( ^+ a3 s6 B
- border-radius: 4px;
: g/ F# z M/ ^0 ` - }4 Z( l7 s4 {/ F4 p
- .toggle-label:after {
W6 n- }5 m; V x3 J - color: #ED3E44;& |. s8 w6 j1 J0 V( t" u
- content: "+";* H; J$ M; d1 p
- float: right;
) T! }* s2 n! o, K, |, e - font-weight: bold;
; M) g6 w* [: P0 e u9 R0 ~ - }
K: K% \9 Q% O1 D0 I - .toggle-content {
1 E2 j% Q0 k2 B) t( ^4 ] I - color: #B0B3C2;
5 J: i l5 \* P - font-family: monospace;2 P. v7 I" e* V: u6 t( g |6 P
- font-size: 16px;
" X6 W: K# V p' d) ` - margin-bottom: 1.5em;8 y3 Q1 `1 Y. T4 n
- padding: 1em;
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- .toggle-input {
7 G3 n; p" j- s9 u - display: none;
& v8 e; Q1 X' f3 R9 m! p1 j - }
/ \# d! V" }" y1 V/ y7 `, P# b - .toggle-input:not(checked) ~ .toggle-content {7 x$ N7 e4 \; [2 V# h% C2 \
- display: none;& {0 Z6 c) p: |5 `
- }0 \6 b5 g5 L( n% R# }/ } L
- .toggle-input:checked ~ .toggle-content {
( v9 I: ^6 L0 ?3 q( @ - display: block;
`. S8 n+ Q2 r6 q: Y - }
3 v- S9 [0 r9 \2 v3 n) N% Q" U - .toggle-input:checked ~ .toggle-label:after {
/ o, i: G. n T3 |, L, d, Y - content: "-";+ {, n# {' ^, v+ _3 k, j% a. e: S5 c
- }
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