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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!">* }1 K9 [( [- d- ~4 M
- Label for your tooltip
4 N& x# U5 f# @ - </span>
复制代码CSS代码: - .tooltip-toggle {, @% A- a$ j9 |& ]9 B4 g. y" p3 g
- cursor: pointer;
# w5 O4 o# K* ]/ m& \! L" J* F - position: relative;0 \5 U: c( o: I C9 f
- }
4 F0 D' w, N; ` - .tooltip-toggle svg {
1 _3 i6 w# h! \* t& U - height: 18px;
' D6 g8 i ~& F6 u2 ^0 s; C - width: 18px;" U6 j, b2 @+ k" f/ |1 q w
- padding-right: 0.5rem;
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- .tooltip-toggle::before {1 |& _% U4 p/ l8 U [
- position: absolute;) \% v+ n/ Q5 `) @1 W0 \
- top: -80px;
. L) F3 m7 ~( _. B - left: -80px;
4 b+ L; N$ _* e! j% \9 b2 p - background-color: #2B222A;# T! j# @, c6 d+ }- r2 q
- border-radius: 5px; k3 T5 J5 y( X" P* P- A* s
- color: #fff;* ~# k# ~( @1 |: b0 C" ^8 T
- content: attr(data-tooltip);
9 k2 e. o( I+ Z: z+ | - padding: 1rem;- T8 O4 o4 s( b+ u7 e t/ X# T
- text-transform: none;3 r# x$ h5 z6 k7 p6 d* s$ o! ], Y8 g2 `5 K
- -webkit-transition: all 0.5s ease;
3 _7 R3 D8 w5 P9 ?3 b - transition: all 0.5s ease;! Y! G# V; J& r6 Y! a( `) c: K
- width: 160px;
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, |/ c- K: l( Q2 R! |& ^0 C: ~8 o - .tooltip-toggle::after {
4 H9 ^# \5 B, g9 U- B4 u$ Y* J) T3 G- E - position: absolute;
( J; h& _. [% i - top: -12px;
! b; L$ ~4 ?, A7 S - left: 9px;9 o1 N( q3 H/ Q( Y6 \' s
- border-left: 5px solid transparent;
' t& Z. Q( ?7 i8 |) ]$ n - border-right: 5px solid transparent;
; p7 F8 G) u) [7 n+ { - border-top: 5px solid #2B222A;
) _2 Q& }3 ]! ^0 r4 O - content: " ";
: w2 Z% X! ]# Z6 [) y+ Y0 O0 l s! E - font-size: 0;
9 R4 i3 x, D7 N% j* D - line-height: 0;1 V: c. _, ~. x2 h
- margin-left: -5px;# P5 Z, J9 v* d, @* C
- width: 0;
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. J; f5 W2 A- ~% [ - .tooltip-toggle::before, .tooltip-toggle::after {+ c, _+ W4 N1 `0 b1 i
- color: #efefef;5 f! P& `" z# k. M% P5 C- C
- font-family: monospace;
( q _3 }, {. R/ B8 d7 ^ - font-size: 16px;
) R; k c* K3 `4 l9 N7 t4 J - opacity: 0;
9 X! \$ E1 u) w( M# W* }3 | - pointer-events: none;
7 d: ~# Z: f( ~; W# t - text-align: center;
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; c3 e8 a# h& _: A9 f+ w8 H* v L - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 s) M+ o, I& [: h
- opacity: 1;+ h; z* k% n. H6 L x
- -webkit-transition: all 0.75s ease;
+ l# W% q) X% V3 F - transition: all 0.75s ease;
) w" B4 e% @- d* A# t% V" y& t - }
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">
: t2 Y8 [: ?, p - <ul class="nav-items">. p' @$ o( m5 @+ m9 j
- <!-- Navigation -->
5 x1 V9 ? Q7 H; u0 r - <li class="nav-item"><a href="#">Home</a></li>% e. F( k( M* W/ L# a2 N5 r
- <li class="nav-item"><a href="#">About</a></li>) I9 T- e' o" ?2 `; x
- <li class="nav-item"><a href="#">Contact</a></li># R; ?5 q) A1 z5 j& B0 A, @! ~! U
- <!-- Dropdown menu -->( b0 h2 q! h9 M" d8 C. _' [
- <li class="nav-item nav-item-dropdown">
$ A$ |7 ?( Z$ o7 y" R! @ - <a class="dropdown-trigger" href="#">Settings</a>, U& z/ }5 `5 z% R. ?, p. G5 x( Z
- <ul class="dropdown-menu">
9 N4 u9 L' ^* _# U - <li class="dropdown-menu-item">. L7 L5 J6 A: F, o
- <a href="#">Dropdown Item 1</a>
0 S7 I. J& i2 X4 r - </li>1 y& t3 k: G% `# E+ C" s
- <li class="dropdown-menu-item">& x! ~+ Y j; w" I) H& E, Q4 U
- <a href="#">Dropdown Item 2</a>
2 \+ N T9 A$ H. t7 `6 S; ]3 w - </li>
' t. |1 ~6 @0 V - <li class="dropdown-menu-item">
9 k. V5 [; @3 R - <a href="#">Dropdown Item 3</a>; q/ ]/ h }, _+ h. S2 Y% Q/ e
- </li>; S- c: u- |/ p% C# ?" l
- </ul>3 G8 z5 d2 [7 U* f) H4 _) }- x
- </li>
8 a% n3 N( O2 C2 m - </ul> t- F6 s+ I: B7 {. N7 v( g3 `* }
- </div>
复制代码对应的CSS代码如下: - .nav-container {
- M( R1 X7 r& Q/ Q0 d# d - background-color: #fff;+ ]' e" Q5 E) m# }5 {) S8 O
- border-radius: 4px;
) _! {$ @# i& H7 Q- b - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% g2 d, j. {. f- [$ y - padding: 1em;' i. H, U! n$ r
- border: 1px solid #eee;7 T2 h; p2 g( M
- display: block;
% I Y& a. M* R3 \* D3 W - max-width: 400px;
7 p) h. Y3 @+ I9 X5 D$ s" F9 g# d - margin: 0 auto;' Y+ f4 A5 z2 X) n* O- y. P
- text-align: center;
: @* A" H8 i- q) \8 z - }
* \0 c7 }) G E6 L& L' \ - ul,( ~& V. h3 V2 o; H' y
- li {
x4 w+ v5 V- B& u9 `1 [ - list-style: none;
$ N& h6 n& F. F; k; O - -webkit-padding-start: 0;
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- a { X" v5 W' G; f' }3 R
- text-decoration: none;! {5 K+ I3 i. Z! c
- color: #ED3E44;
3 G3 @: a6 x4 L0 | - }
% t2 D q2 M p r - .nav-item {9 M8 q7 \' G5 a O9 V2 u1 r0 H
- padding: 1em;
3 I- S, J- Q7 ~& d" e( z8 ? - display: inline;: g/ J3 M4 n$ B! i- a: \
- }
8 {: W, i3 w1 ?4 Z' V0 O: N - .nav-item-dropdown {* K& {& C4 U& X! V" t4 N7 S
- position: relative;" w- l' t% C; N% O7 H$ h
- }
( q& _. n7 x' V9 Q# U, r - .nav-item-dropdown:hover > .dropdown-menu {
1 e9 M9 |- A+ h - display: block;
/ s' K& f+ Q7 I, h4 J( x - opacity: 1;
7 p# U* d6 b! u4 T: Z - }
3 o! G, k0 g/ P* L - .dropdown-trigger {0 o% N% R+ M5 b( T( M: I [
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
, C! P1 i3 I3 d( X4 X - display: block;
2 I3 b/ Y. @! \2 A/ O4 r - opacity: 1;
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- .dropdown-trigger::after {! j: ?9 r/ p) W
- content: "›";3 W: q3 }, G8 O0 ` b) q# [
- position: absolute;
7 P) m! t3 l0 b0 @ - color: #ED3E44;
! b8 H* ?+ I$ Q - font-size: 24px;! S8 ?0 S* f2 h! Y
- font-weight: bold;. n3 E, p G9 |# f8 c3 n
- -webkit-transform: rotate(90deg);
. k* [1 k% {1 F* ]2 w0 r4 d - transform: rotate(90deg);
8 v! M6 i3 M9 j# k - top: -5px;4 i2 x, W4 ~$ T: M+ \7 p5 R
- right: -15px;
% X) v; P$ B0 L; v# ?' B4 g - }
% s5 H2 A: J: } - .dropdown-menu {6 w8 ^& L' ~4 k2 D' Z
- background-color: #ED3E44;
+ E" |' a' U9 ?6 x* a' |! y T6 y - display: inline-block;' M$ @; I! H0 Z. }
- text-align: right;8 f8 n% O0 B1 q" Z; E3 V
- position: absolute;
/ o; W- B( @- F0 N1 j - top: 2.5rem;
8 {( a8 i! t4 V3 L) G3 v# s2 q - right: -10px;
* ?5 }6 X( M+ U; t Y - display: none;
7 |5 \3 @* G) j+ l6 q" S0 ] - opacity: 0;# Z" V, ^5 ?6 v4 S
- -webkit-transition: opacity 0.5s ease;! Q2 h" u I! _/ G0 L
- transition: opacity 0.5s ease;! a3 U" L) \. ^ a( S* E
- width: 160px;
8 K& O; t+ L" ~7 f+ ` - }1 t% U- E" }9 B+ l. `6 y5 E
- .dropdown-menu a {
( f; F" r: W% z - color: #fff;4 ]( O, Z3 P3 V4 W. R( w3 s
- }
; e! P/ M$ o5 ~ - .dropdown-menu-item {0 i0 S8 Q$ ^/ c; y
- cursor: pointer;) l- N6 Q* B- B% B3 t. h1 J8 N
- padding: 1em;
* E! Z. }- a+ p& ?& ] - text-align: center;
y5 Y8 ^- @" Q/ j" s6 q - }
5 V" }% e4 N" Q; \% b( `8 f - .dropdown-menu-item:hover {
1 E$ T X8 @) _* Y& O - background-color: #eb272d;
8 s; C4 N" _. v3 v - }
复制代码
* Y$ Z9 k2 w* B$ j1 @4 U, u% q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 c! J9 I8 ~* W' x0 j - <!-- Checkbox toggle -->
- A8 s, x' J! D' O7 ^ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) I8 u. y- H5 q9 R+ A4 m# k- v
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>1 T# r- t- y& L% @, e7 k
- <!-- Content to toggle from www.mfbuluo.com-->, V5 J1 [7 j# K! }$ `
- <div role="toggle" class="toggle-content">
3 ]) v* Y+ @% Q1 r: _ - BA-NA-NA-NA!" W! L. H) ^6 \, C
- </div>- h3 j/ a: R0 Q7 }8 Y) Y
- </div>
复制代码CSS代码内容如下: - .toggle {+ v/ M1 L: w% b4 n; D
- margin: 0 auto;$ v8 t7 ?$ E2 J& Z
- max-width: 400px;% k1 E( N; G$ e E- m) J
- }$ X. u. P- S* i9 j
- .toggle-label {
1 {7 F, V: C0 C3 M7 `) N) T - font-size: 16px;/ e2 X8 O/ [0 `
- background: #fff;$ t, v5 I5 J1 q
- padding: 1em;) ?; c' \6 L2 W: {& _5 R
- cursor: pointer;
1 `; b1 u1 t7 a, f0 Q - display: block;
5 S6 d* o1 v! u4 {/ j$ y' h7 D - margin: 0 auto 1em;: O; P! b) t# g, n( w8 m
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 v3 g" {& \3 w! ]% j - border-radius: 4px;
$ ?3 K0 q# z: [ - }
. ~- a* b) m/ t: X - .toggle-label:after {4 I* F! x/ `% k+ ]8 x' K; z; o; ~
- color: #ED3E44;# q8 x, D# v( ]
- content: "+";6 C" b( r# I* n, a2 y1 S9 \& H
- float: right;$ e% t2 E% m- {4 n
- font-weight: bold;
+ K _! n0 \; y9 _7 z - }
+ ?/ h5 D2 ?/ K5 X6 G/ q - .toggle-content {" t0 w' `0 }4 g1 O) V' r7 R) W+ z. i
- color: #B0B3C2;# D, `) j4 D# p6 [, Z( }
- font-family: monospace;( U* m ]/ w9 }/ P' b# E: _
- font-size: 16px;+ H f6 S: z8 ?: L! L( C/ j" S
- margin-bottom: 1.5em;" [: ]) m& A* _9 v6 v4 J: L
- padding: 1em;: }* s$ e2 M4 s: t7 }1 I4 w
- }0 S1 m$ K3 w( M
- .toggle-input {! t" O6 a. N- H" X
- display: none;0 k( e5 Y) L3 F* m
- }
% D/ A: E& E, t2 x* Q, p( D - .toggle-input:not(checked) ~ .toggle-content {6 l3 s: [! W8 S2 v8 N `; a
- display: none;8 t+ v! T4 N( J' V2 H3 X7 O; `
- }
' a* I, j$ z) \, @ - .toggle-input:checked ~ .toggle-content {
0 A6 z5 q& M1 o3 `7 G# [! a - display: block;" c- e) o& x( m- Q5 a7 ^5 S" b9 a- A
- }
( ~: A9 h/ e- H5 P% a - .toggle-input:checked ~ .toggle-label:after {. m8 ~% C8 D, [9 A
- content: "-";( N. \. i8 y2 t, |! c* i
- }
复制代码 7 U8 A' X& f4 p* p% F
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