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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!">
! |* G$ q; |. r) Z% i, i" N - Label for your tooltip- P/ B' Z# b( p
- </span>
复制代码CSS代码: - .tooltip-toggle {0 N* ?6 P; K" e) h; t
- cursor: pointer;' w- S7 P9 X* R6 d( L5 u
- position: relative;
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- .tooltip-toggle svg {
+ W. h& W6 G% J - height: 18px;
# u7 a( M. L& J! P9 `2 C% E# [ W4 J! Q" L - width: 18px; _9 f8 S3 ^2 p8 t" x
- padding-right: 0.5rem;( t0 a5 Y" ~! Q+ a" i; ?8 }
- }$ D- N/ V" m8 T( J( r
- .tooltip-toggle::before {* _0 `0 a7 g2 u
- position: absolute;
' Y4 `. D' a8 S4 ~& v5 }# | - top: -80px;
9 z0 g# i5 y+ F) @ - left: -80px;4 c* K x2 o) X5 g
- background-color: #2B222A;8 s2 x$ q, c& j' s9 B0 ~# S( [, |
- border-radius: 5px;
9 c1 l( s7 [! N. I4 E/ s" L5 N - color: #fff;
; i) D8 b+ o, v( A4 T; P8 K. Q - content: attr(data-tooltip);
, K# @+ e4 S1 n, G5 Y- T - padding: 1rem;! ?9 R% s. g7 l3 X5 }! i
- text-transform: none;
7 ~ U, i2 p# w5 S* U5 T! [! d - -webkit-transition: all 0.5s ease;6 p5 m3 E* J* Z
- transition: all 0.5s ease;
# V( M! h: W5 v0 \& [ - width: 160px;; _& [. T b- v5 X% g
- }
% ]- z! ~1 Q, Z, i, l t3 e - .tooltip-toggle::after {
8 F8 F' n- t' g* E, F/ z - position: absolute; m, [& u+ {* } }8 m7 t2 q# ]0 L7 O
- top: -12px;; D! d5 Y+ r/ i, R, |
- left: 9px;; a, I0 E3 v, O% K$ z( \6 z
- border-left: 5px solid transparent;
9 ]: B1 A4 Q, c, _1 C9 X9 S* n - border-right: 5px solid transparent;% g( Q! X2 S$ U4 b/ I( ?
- border-top: 5px solid #2B222A;
, V( Z$ R$ B! Y w' H - content: " ";
; c; h8 d( f; }! W% M9 I/ ?& q - font-size: 0;" [% o' I) P, S6 o x8 O1 a$ P- q
- line-height: 0;4 i9 @2 F( f% a5 ]1 ]8 @1 U4 ^# Q' \5 a
- margin-left: -5px;2 B/ Y" c d0 r1 _
- width: 0; [+ U6 p$ T6 E# ~- X% y+ v
- }
* n. A; L2 e3 M6 P - .tooltip-toggle::before, .tooltip-toggle::after {
; t7 R; J$ n5 ?! T: ^& j+ J - color: #efefef;
: L5 Z" P6 R) l K- [6 W3 L - font-family: monospace;
- b: Q1 }* p+ u; N" ?6 T - font-size: 16px;
) K5 F& B+ u% s3 |; e$ D+ `/ \ - opacity: 0;
& b! i; l+ N4 f/ e2 Y - pointer-events: none;
6 L! s: f1 K9 O% [0 K2 q - text-align: center;& c. `+ j6 ?3 A% h$ e8 `
- }
+ d# N9 }$ r+ j2 E& ]2 | - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 ]1 S& D5 ^% J. Y5 m8 m
- opacity: 1;/ Y- ]: R. ]/ ]2 Z: ~
- -webkit-transition: all 0.75s ease;$ D# `, M t, {9 w, T! q; a
- transition: all 0.75s ease;, C4 E: i& i/ `# k9 S- {! e! u$ u: 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">( v# E' W9 I) l, |7 K! k; w
- <ul class="nav-items">: ~' P0 y0 I1 r5 l! t
- <!-- Navigation -->+ @2 N$ l& Z2 | u6 [1 I
- <li class="nav-item"><a href="#">Home</a></li>
* Z# |' @% z- p4 e! C0 q - <li class="nav-item"><a href="#">About</a></li>( W0 N d z* S& {$ K* ^
- <li class="nav-item"><a href="#">Contact</a></li>
6 @$ h2 ~6 ~% s; m" _ - <!-- Dropdown menu -->
; H" u. H, [1 b, Z" ` - <li class="nav-item nav-item-dropdown">7 T( B1 q9 j2 x
- <a class="dropdown-trigger" href="#">Settings</a>
% r7 m# _# q& Z0 y, h0 j1 [ - <ul class="dropdown-menu">+ o0 `( E4 y p4 i3 P: o; b1 X
- <li class="dropdown-menu-item">: h n0 T5 d- x8 |
- <a href="#">Dropdown Item 1</a>4 ]$ p ]3 V ^+ x& R# y
- </li>( y1 R+ t7 G; f I* ~% f* P
- <li class="dropdown-menu-item">
$ m$ f' `; n* l - <a href="#">Dropdown Item 2</a>" d4 W9 o5 v% a
- </li>3 s: B; m/ S: b/ ~/ d1 ~- Q# u
- <li class="dropdown-menu-item">
( ^9 n4 H4 ?* a% |% v1 o& p( y - <a href="#">Dropdown Item 3</a>
5 O/ O- H; m& m1 L+ t - </li>
# @8 b1 o: g R$ b+ E7 C - </ul>" p8 X$ H* W- B) y( W7 W
- </li>5 ?7 a8 \$ ], q4 w
- </ul>
+ P! g6 ?. F( H - </div>
复制代码对应的CSS代码如下: - .nav-container {) P& L! a( o7 X" `9 N, X: U
- background-color: #fff;2 ^) B/ N& O7 j! [4 }- I# p6 y
- border-radius: 4px;' Y, S' ]0 `! ^ r$ p# N
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( y2 ~: B5 `3 { p( _" C - padding: 1em;
! B' _ i! n. P3 N1 F( T - border: 1px solid #eee;
! i" K4 j! u+ r, o, C& G- R K - display: block;
5 o& v7 {9 t# A! P/ N - max-width: 400px;+ [6 p2 G* X+ f+ w e" Q! R
- margin: 0 auto;
0 u2 W( }, h; d' C0 Z7 j - text-align: center;
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- ul,9 c# e. S B. J" O3 M# F
- li {3 [& i0 H" [% M+ \. ~
- list-style: none;- A3 T; U* R1 h
- -webkit-padding-start: 0;
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- a {
) B. U2 t- t% e2 S) g5 L; e - text-decoration: none;6 U0 g ^, [% o+ h% a3 Q5 F9 k7 J
- color: #ED3E44;- M) W, K8 L7 J
- }$ x5 r/ \, b N) P
- .nav-item {
) M! f2 f& s' v# d2 o- h, p$ E0 L - padding: 1em;+ [& M- i1 {9 u0 J9 e. l- a, {4 {
- display: inline;: @( I2 j: L. [: w4 x v6 `5 M
- }
f- ~# Y' _7 H+ v- Z$ Z3 S - .nav-item-dropdown {( \/ P7 Y5 i/ U: `
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {" @( E6 e0 D/ i% L3 Y' I0 g, ]; ]
- display: block;8 f$ z# H' X7 A& p6 R4 Z: y
- opacity: 1;4 h6 Z- g Y' s
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- .dropdown-trigger {
, ~# T/ ]0 [& n. z2 s1 Z - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {; a* ?' J& M* J( I& `; T, C
- display: block;1 I: U0 L4 l' \' |
- opacity: 1;. D0 W6 `# U, k% a, A
- }- H$ i" q) X+ n5 P
- .dropdown-trigger::after { ^$ D! r! q. Z& R+ l
- content: "›";; K% h! ]) ]# G5 d
- position: absolute;
8 _. F" @6 |- Q' d* Y1 x* W- n - color: #ED3E44;9 {# H7 I! J1 I6 r1 m' M7 g
- font-size: 24px;3 x7 o2 _& P( ~9 u- ?# o
- font-weight: bold;
3 X4 O& F& |7 t+ T- x$ w ?+ C - -webkit-transform: rotate(90deg);( n# E) I2 B, d2 ^# S7 }: q
- transform: rotate(90deg);
6 U) I( i, ?: r3 M - top: -5px;
9 ?% W k1 V/ O; D - right: -15px;
, L @7 o% G) ?" e: ?* [4 I - }9 C0 N- k* n1 H) r+ K6 s
- .dropdown-menu {- v0 ~% ?: `+ E+ \
- background-color: #ED3E44;6 ?( ^3 U; J' [5 O8 q' q
- display: inline-block;: A! C4 q0 ]+ B* m; G
- text-align: right;
2 `5 m- K, U1 p1 h9 n4 ~$ | - position: absolute;' N" `, o7 M+ [* N- n- I0 F! Q h( O
- top: 2.5rem; p) J X$ s0 O. D
- right: -10px;4 e! [0 W7 O+ V* A
- display: none;
: U/ {( @, N4 G, V - opacity: 0;
* ~: w7 ~1 C, |% U2 R4 b - -webkit-transition: opacity 0.5s ease;2 f" k, _9 y c% D$ a1 U
- transition: opacity 0.5s ease;5 e4 o$ j9 B4 i* S3 E
- width: 160px;. `9 N- d3 P+ N0 s9 Z9 T4 Y
- }
s- q/ l+ F4 V - .dropdown-menu a {2 \, H$ |1 ^0 e
- color: #fff;: e6 C" m# U, E6 N
- }( ?: w* J5 d! _3 e3 P1 _
- .dropdown-menu-item {* w6 i# K! t$ i' G: t' c
- cursor: pointer;/ a/ B% ^* |7 E* { S5 B# E4 w) s. H! G
- padding: 1em;/ t+ `" W1 z' T" s& t; U' K) V9 Z
- text-align: center;
: ?4 L6 b- N6 n. s1 r4 G- X - }, F: Y7 v1 K i9 k2 g) j0 z/ X
- .dropdown-menu-item:hover {
% y- f; K. s+ y' ?0 ~+ Q! l - background-color: #eb272d;$ X; |$ Z% u0 R" Z8 j r
- }
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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">+ y1 S% D2 R" R5 i; W& q( H
- <!-- Checkbox toggle -->
3 o U, }% Y4 u1 v' n W$ K! N - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 z2 P: K# H6 ?3 @6 f2 }! v
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! ~: S- b8 \5 d y
- <!-- Content to toggle from www.mfbuluo.com-->4 p. H9 i Z8 D6 D: U c. l
- <div role="toggle" class="toggle-content">7 h# K, E! }% v3 W3 [
- BA-NA-NA-NA!
2 u$ P% D# `3 W7 a& M* R J4 n- } - </div>
: J8 o# `+ i/ N& D! R - </div>
复制代码CSS代码内容如下: - .toggle {
; H5 {8 I# q) Z! X8 i- I; f7 u1 H" \ - margin: 0 auto;. H8 W. y( }! n& Y2 X
- max-width: 400px;
! G& e7 G" Y% h - }
3 L/ [$ ?/ t5 p - .toggle-label {
0 Y; o7 S2 k R' l5 f3 H1 U/ O - font-size: 16px;: G& j, T0 D& R0 [) j ~; t, D
- background: #fff;
; o2 |0 \2 e: W) q. O4 W - padding: 1em;
' ~, A A8 j1 b - cursor: pointer;( z! Z3 E9 v; c
- display: block;
% ] V6 k% |2 A5 j- H+ t' M - margin: 0 auto 1em; J9 A% o$ [ X) x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 w! N; C. g, k# Y4 ~5 o, [0 H - border-radius: 4px;; G* I: T6 ~' z* h+ O
- }
4 D+ h( T1 H- @ - .toggle-label:after {0 v' L* f& [( y. R6 l2 P/ i |! c2 j
- color: #ED3E44;4 `, u( _+ k8 W+ x, G. B8 L
- content: "+";
0 ~5 W3 b2 V1 } e - float: right;
& s) h4 b! C- `' z - font-weight: bold;3 X* y5 O* w$ }, }4 l
- }4 C9 P) P, N8 C
- .toggle-content {
: [& m: P4 n+ o! ]- j8 c - color: #B0B3C2;
! k. Y5 n( i2 y( c - font-family: monospace;
) |5 Z2 s; z% ~7 D$ j& I/ p - font-size: 16px;7 z% T: C. i" \0 [5 a
- margin-bottom: 1.5em;
, c7 ]8 _ N7 q7 k$ I! J. I) | - padding: 1em;
9 Y" p# G( [1 y O9 {/ g# h - }) {8 C$ [6 g3 L8 ~. M* S! i
- .toggle-input {) q' |( ?8 F; X' D4 v5 V* ` e
- display: none;
- l! V: T7 M, t7 x - }, T+ R! K# v& e- }
- .toggle-input:not(checked) ~ .toggle-content {
$ }) ]' a0 W4 g4 R+ S) y/ C - display: none;
. {2 s2 p0 z ~9 j0 t - }
& E% N3 s, P2 ^: X' W4 X - .toggle-input:checked ~ .toggle-content {0 g/ w) }7 L' M% W t# J
- display: block;
2 \' v7 k7 \* n5 Q - }
0 p9 v- t1 m: b. ? - .toggle-input:checked ~ .toggle-label:after {
, O% k' U. W1 e3 ~ E% l - content: "-";. p* D! e* L: S7 E- a
- }
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