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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!">
3 E3 y |; `$ F1 a( | - Label for your tooltip2 m* g! F, r" z* n6 y
- </span>
复制代码CSS代码: - .tooltip-toggle {
5 P4 P9 Q! q1 h* H* L- J - cursor: pointer;9 O) }5 G. ~8 y, h$ r
- position: relative;
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$ M' _/ N: ]6 e' e( b+ f1 `9 S - .tooltip-toggle svg { o; p) e- q0 Z7 S
- height: 18px;
- Z4 R; D4 ~4 Y. g. O9 w( k2 _ - width: 18px;' G) E2 @5 Q- T8 m
- padding-right: 0.5rem;
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) Q# M" @( S& w. L6 u - .tooltip-toggle::before {
; ^& ~& u/ }; O" A+ N" p - position: absolute;* K4 [. r X( ^, S7 k
- top: -80px;
% O9 ?8 x) Y& ^& ^% m. w7 v- Y - left: -80px;
5 U1 E5 V! c0 @2 M/ g - background-color: #2B222A;! I& G" p/ K) e, ?9 F
- border-radius: 5px;
Q. g7 A' f* W8 p) l4 Z2 C - color: #fff;
+ H n3 Z e0 f9 G0 K - content: attr(data-tooltip);
6 ?6 y% k# T2 s4 a! ]5 _ - padding: 1rem;
4 q |! j; z( |9 z2 |& ?2 q - text-transform: none;" ?6 L) v9 Z0 X' |% l7 D5 V
- -webkit-transition: all 0.5s ease;
" s5 ?0 b3 r: K" }( S- j; w - transition: all 0.5s ease;
+ v, U' ^. X' Z, l. z2 |( X - width: 160px;
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9 f" `: Z& u( i T - .tooltip-toggle::after {
z ]+ R5 \/ `- R) V6 c9 @ - position: absolute;4 M, c% n/ o/ Z& c/ e3 z8 t
- top: -12px;8 J8 f: a) p8 B7 U
- left: 9px;+ a7 x) f# G% M, n* p) o
- border-left: 5px solid transparent;! |3 _ v/ c+ Q/ x3 }8 L- ^
- border-right: 5px solid transparent;
+ f2 x9 a' j1 N, K# z0 N' ~ - border-top: 5px solid #2B222A;
& ]3 ]1 e: m+ E* }8 d - content: " ";
7 [- x( c+ [2 ]/ m- v - font-size: 0;" G, ]4 \+ t' X* {
- line-height: 0;0 z5 l F& c1 U( f$ x6 T& H/ J- V
- margin-left: -5px;3 V9 @4 L, q' G% ^
- width: 0;. S* \/ ]7 H7 v4 ^8 l9 ^5 A
- }
0 V& f P1 p4 I - .tooltip-toggle::before, .tooltip-toggle::after {' h+ _- P* b3 I6 Z0 ?+ `- ~- S4 C
- color: #efefef;! M, D) S' [$ Q0 v. Y: X! T
- font-family: monospace;
7 c" ?8 H8 y( c- Y2 S - font-size: 16px;
! u3 F0 W/ |; i8 C9 r7 A# h - opacity: 0;
) l# C5 Y" \* \' W5 C( s - pointer-events: none;
+ F; q9 v% i$ N - text-align: center;+ s9 H- G8 `& e+ X( M2 {/ O6 {
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 y9 R) Q- O) ~0 d - opacity: 1;: Q0 C0 Z9 p! ~4 E+ q7 @+ o4 v2 G
- -webkit-transition: all 0.75s ease;
7 G6 t+ N% E* l% c* F - transition: all 0.75s ease; L" V& m( P0 o) a, 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">
: H- x6 x; E$ H: j - <ul class="nav-items">
; K: t; d; A5 W) t. _4 }# P - <!-- Navigation -->! V* f( w# I2 A4 g$ U3 ?7 ^: X
- <li class="nav-item"><a href="#">Home</a></li>& t2 T8 g+ B- o; q( c2 u
- <li class="nav-item"><a href="#">About</a></li>
6 y- z1 f8 ~) ^ - <li class="nav-item"><a href="#">Contact</a></li>
- T8 G% p" ~ Z0 k, _ - <!-- Dropdown menu -->9 R/ w7 I' X: ^3 ^' }
- <li class="nav-item nav-item-dropdown">
: ~' m2 G9 T( B& I - <a class="dropdown-trigger" href="#">Settings</a>( w9 d9 f# Q2 ^3 l# b \: ?
- <ul class="dropdown-menu">9 L' h) Y: Q+ k! A$ g! L! p+ R
- <li class="dropdown-menu-item"> K( J# x) m0 f# H5 m
- <a href="#">Dropdown Item 1</a>6 k* t& {: T8 k- o
- </li>
; O4 w2 M7 U" y* U - <li class="dropdown-menu-item">0 p5 q5 u2 N) m Q
- <a href="#">Dropdown Item 2</a>
5 U2 J3 {& e% `8 @$ V - </li>
% `" z( F) J. u% l5 p - <li class="dropdown-menu-item">0 Z3 M* H8 D* n1 b) c. J; l
- <a href="#">Dropdown Item 3</a>
& ^: J0 b: ~6 _! W - </li>
7 ^/ m6 _9 I8 l: ]/ U; f- N+ k' P - </ul>
4 B& V2 ?/ G, m& Q - </li>' B% d# r$ @- F5 e* |2 t! L* \9 ~& {
- </ul>
# ~- Q8 ^( G* D - </div>
复制代码对应的CSS代码如下: - .nav-container {
; d# A7 g2 }3 q+ u0 X - background-color: #fff; i* l1 K6 f1 Q
- border-radius: 4px;( Z" d. `, ?4 g: r$ R, q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& b6 O. o% p6 V: M - padding: 1em;' _& V% B/ G( K/ V3 w
- border: 1px solid #eee;( g$ b% k0 ?* U
- display: block;
! `0 f3 |0 I& J - max-width: 400px;0 U) C' e+ E: V
- margin: 0 auto;3 b) Q X1 l) g2 b2 v! Z. t
- text-align: center; u$ I3 ^4 \( Q7 c# U! O, I
- }
2 k( V3 Q! C5 b - ul,
4 u( [. r- o6 q( l3 q3 s1 h - li {
% P2 b+ u1 S+ B5 F4 L0 m - list-style: none;% \2 G# Q: s% v8 {
- -webkit-padding-start: 0;
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) |% p. ^$ S$ O - text-decoration: none;! _5 A/ F( R( k6 m& m$ p
- color: #ED3E44;7 c6 @9 {+ k0 m$ D1 b6 a% W$ T3 ~
- }
2 n: M6 @- J8 X" c - .nav-item {
. V( U3 s1 v' w" i! X- k - padding: 1em;
5 D% J) c. n t - display: inline;
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- .nav-item-dropdown {- Z. W( B& _; D6 \/ V
- position: relative;6 |5 _% L- L% L; z% m
- }, Q0 u H7 i/ J! A- P
- .nav-item-dropdown:hover > .dropdown-menu {
5 M6 ^3 A% F) Z6 [& @7 s* H - display: block;/ p# U( ~. Q+ g- A- @
- opacity: 1;
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- .dropdown-trigger {6 a/ H. V9 v5 S ?$ e
- position: relative;8 \* q5 O0 m" d1 f6 N6 g+ d6 n
- }
6 f1 d( \4 K4 i/ B, M: [ - .dropdown-trigger:focus + .dropdown-menu {% \8 t, W' k+ ?0 g" V+ E
- display: block;
$ G. C0 x: n) e2 c5 P4 x - opacity: 1;# X7 G; ?; t' t
- }
% m; f5 Q! s& A* p* S - .dropdown-trigger::after {
$ J* x6 d- d0 e- w0 y0 _6 `# Q8 O! Q# b - content: "›";5 z8 Y7 i2 E- u) }% {
- position: absolute;
4 z d/ D4 m" V - color: #ED3E44;4 s$ z7 ]5 S8 D! R8 W
- font-size: 24px;) V' e" c! H- R6 U, B4 U
- font-weight: bold;; K7 K( J% ^/ Q- x# t# c: X. M! D
- -webkit-transform: rotate(90deg);+ m% f7 ]% N5 V$ N5 {4 E! x
- transform: rotate(90deg);
* S1 Z# \3 d; P& \) y - top: -5px;; A$ u! x' I0 O; N4 X* [
- right: -15px;
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- .dropdown-menu {% o; }% ^7 {7 U1 a+ Q7 B
- background-color: #ED3E44;
& L7 v9 z2 c8 X2 {& C - display: inline-block;+ x& w8 h; S8 l& f6 G3 p4 L3 U
- text-align: right;
0 Y5 S) x9 x3 k j - position: absolute;; _" x$ G9 P5 N
- top: 2.5rem;
3 M8 ]% \' V% @2 }! }- C - right: -10px;
' H6 A0 q5 T& n" [ - display: none;
" i7 m3 \! U/ j. | - opacity: 0;4 F. r2 P' O5 m
- -webkit-transition: opacity 0.5s ease;8 {8 ^" Q6 D- g% {/ C) T8 j; @' P
- transition: opacity 0.5s ease;
2 ^5 x$ j- _& l# U' I6 K" @ - width: 160px;
0 a e) _! a4 t$ o/ L! K B+ i- { - }2 F6 r% V' H& ~1 B" n; ]
- .dropdown-menu a {
% ?- q2 M1 O( {& H - color: #fff;
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- .dropdown-menu-item {
* }* F9 s5 Y* Q2 p- G- j - cursor: pointer;0 F) ?5 x+ E: p/ l( z7 l( h
- padding: 1em;1 ]- Q/ \! {3 ^/ X3 m' R7 I: ]2 B
- text-align: center;# w3 s0 Q& H( q8 b! Y
- }! t: P7 ?) I& s2 x; u- O; e7 K$ x3 Z
- .dropdown-menu-item:hover {2 H+ I5 Y, ` o: q
- background-color: #eb272d;
& f1 w# Y3 N5 g1 \; \ - }
复制代码
) `7 i @9 ^9 X" k可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 S3 k( ?9 H3 `
- <!-- Checkbox toggle -->
: ^; \/ m- p& x7 x1 N - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 l5 P( h1 u2 b
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>7 e. M/ _# u' H* y ]
- <!-- Content to toggle from www.mfbuluo.com--># s( d2 \, E" R" N
- <div role="toggle" class="toggle-content">2 e: ^) X' q8 y" B4 C6 e/ v9 s
- BA-NA-NA-NA!
& Q3 \& ?) H* j* f2 V# E% o - </div>/ q" S4 S. H0 m& o
- </div>
复制代码CSS代码内容如下: - .toggle {5 A/ E% ~4 J+ \5 w
- margin: 0 auto;
# Y5 A4 L& Y4 q4 M! C - max-width: 400px;( k) u% _( T/ |( j4 B
- }
5 Z3 |$ u+ N9 ~9 P - .toggle-label {8 G1 e8 c' Z3 _9 p3 D
- font-size: 16px;0 D8 B& ~0 w0 a- j0 A3 n
- background: #fff;
* S% A" y: {7 U/ J6 @* x$ B; z5 S y3 b - padding: 1em;' G8 P0 |4 n( ^& _& T& r' L2 r8 J. C
- cursor: pointer;
3 x1 f& h4 \- k - display: block;
7 @; W7 Q1 n ~; w( Y' j/ g - margin: 0 auto 1em;
P; Y. f; J7 ]$ s/ ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 k* J; C/ L$ H) T - border-radius: 4px;
4 b4 i, X. _8 @- N3 } - }' ]1 b/ m" ^3 C7 N+ K, s. _
- .toggle-label:after {
, s" _7 q: V8 n/ S1 R; d6 w - color: #ED3E44;2 F A! |" C+ I5 d
- content: "+";
3 I0 Q* G. j, w: v9 X - float: right;
* B% V$ t! _& M% C$ |: ?# u* z9 B - font-weight: bold;+ }9 q Q9 X% V
- }
. c8 N5 @: z* _1 Q0 |8 i - .toggle-content {
2 q7 c9 N8 f$ K6 \ - color: #B0B3C2;/ L+ g/ B0 ^: A& h4 m
- font-family: monospace;
9 ^' b0 ?: Q# K/ g6 p) z - font-size: 16px;
9 a8 P0 ?- g5 [' F& K - margin-bottom: 1.5em;( s$ G# f5 y3 p- `. }3 m
- padding: 1em;
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- .toggle-input {
/ ?) G$ ], a+ }4 W' F! N0 b& x - display: none;* p. ~. n* I& S% s) i
- }
. a4 D, x3 y% x - .toggle-input:not(checked) ~ .toggle-content {
5 |, ?& r* Q( ?. ^* |0 g - display: none;
8 k. C+ d A' Y( l$ u0 } - }6 J% ~, [4 [9 R$ s& A
- .toggle-input:checked ~ .toggle-content {
& v% U- V- O, ?* [" E0 O$ h" C - display: block;
5 _, q8 E' E. J0 f: {: h0 V - }
8 a0 ]/ F* T. Q1 q: k - .toggle-input:checked ~ .toggle-label:after {4 y/ C! F' O1 m, E
- content: "-"; X( G! A2 z- p' w
- }
复制代码
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