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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 Y8 w+ G) O5 J6 C. r" Q - Label for your tooltip- h: d# a( R7 K: U! S; s
- </span>
复制代码CSS代码: - .tooltip-toggle {
8 j; [0 Y! {( E2 ^9 G - cursor: pointer;: ]7 s# Z- O% t& I: |, h0 d, x- Y; B
- position: relative;
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- .tooltip-toggle svg {
- ?- P0 b4 O$ ? - height: 18px;
) z+ F* H3 z/ F8 X u7 g - width: 18px;
* s( |! e" L+ t/ s - padding-right: 0.5rem;, G7 @' p2 p1 L H5 k( L
- }. |6 _9 A* @- V% Q- q
- .tooltip-toggle::before {
! P) ^2 B2 n; E" [$ v - position: absolute;6 z8 ?% @/ ^. m1 Q; B+ f
- top: -80px;
1 q! N3 c5 ~/ x- e" M$ D/ N3 h+ F$ `) w - left: -80px;$ ?9 j, } }. m) n) a
- background-color: #2B222A;5 f) L! U* F( d. O
- border-radius: 5px;
0 s. B+ w4 \' {3 x; U! _4 N - color: #fff;8 P3 m- f9 o4 a0 D2 p* h/ S3 Z# k
- content: attr(data-tooltip);
" h" O6 N3 W6 B; M! [5 S - padding: 1rem;0 S( O+ h3 q0 D/ L
- text-transform: none;
5 S5 Z: P# ^4 d2 R, f) N - -webkit-transition: all 0.5s ease;; f" o1 c: J, [3 z6 @
- transition: all 0.5s ease;
1 H% N( w: N& ` - width: 160px;
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4 _$ E8 o; [( g- | - .tooltip-toggle::after {
, \7 R" R0 ~4 n, B - position: absolute;; B/ E& E% W8 x! G5 I6 @
- top: -12px;
7 m8 v/ N5 f' T$ r - left: 9px;! |: U6 C/ w+ J% S* _/ h3 D9 u
- border-left: 5px solid transparent;
, s$ U n! w0 [ - border-right: 5px solid transparent;$ i8 ]& x' i$ l/ b
- border-top: 5px solid #2B222A;
6 z6 z* N$ r' z - content: " ";5 l0 u/ t, W3 u6 P6 G- y
- font-size: 0;
& B Y0 T8 k; [5 w* F- J/ }! \6 _ - line-height: 0;
" S& z7 e4 P& I: h+ w8 A - margin-left: -5px;
# E7 K* Y4 T0 q0 F0 g9 c9 Y - width: 0;/ q2 b8 z2 B4 c6 V: g5 u7 H
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- .tooltip-toggle::before, .tooltip-toggle::after {
- A2 \5 H% Y* ^/ F' q# u! c" f, o - color: #efefef;1 ^, r( r3 G" z. D8 o% r/ P" `# \1 {
- font-family: monospace;! B7 n# G. V/ ^' W9 y) Y* {
- font-size: 16px;9 V) d4 j* C2 [& q. c
- opacity: 0;& F, K) y3 b9 u, [% ^6 k; V
- pointer-events: none;9 w2 c# K$ }/ P) X! a, B* u
- text-align: center;: p2 g4 Q+ n$ r0 z6 H0 B. W0 G
- }
: E4 k3 T5 U6 W2 f& x/ P5 G: X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# h, N; ~: o$ T- E5 I - opacity: 1;* J; p/ a7 g3 d8 ?" x$ F
- -webkit-transition: all 0.75s ease;3 V( P1 K1 v ]' _
- transition: all 0.75s ease;5 e* |3 Z, N* I% f; w9 r
- }
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">
# h1 i; D+ `% c9 V4 O - <ul class="nav-items">
* K; {: S* ]& K8 ~0 R% Q5 U& C - <!-- Navigation -->$ x8 j. f+ {6 Z" G/ ]9 b
- <li class="nav-item"><a href="#">Home</a></li>% h6 [0 ^ `4 ^2 N; m
- <li class="nav-item"><a href="#">About</a></li>
% L& e" p; ~: q8 P- W - <li class="nav-item"><a href="#">Contact</a></li>
, T+ ]3 O) _ d2 o6 ^; U, ? - <!-- Dropdown menu -->
! T5 b; f1 s* t% i - <li class="nav-item nav-item-dropdown">
- x' O- |) a1 |- J! H$ n% K - <a class="dropdown-trigger" href="#">Settings</a>- t1 q) R. m1 }0 F) R9 w8 V- L, T( ^
- <ul class="dropdown-menu">: A( f5 B% }" y' _: ~9 m* I, `
- <li class="dropdown-menu-item">3 V9 ]" A& N5 Z6 B
- <a href="#">Dropdown Item 1</a>
1 F1 F7 T! T1 C+ Z% b1 P! \7 K - </li>
2 l; ~6 e% O( p5 g0 T' p8 M6 ^ - <li class="dropdown-menu-item">5 S. C' [1 x' P, x& P6 `
- <a href="#">Dropdown Item 2</a>
8 D# y6 ~3 B( T - </li>' B e P! A5 p& s5 r& E
- <li class="dropdown-menu-item">$ s4 |& k O1 R* X9 Z
- <a href="#">Dropdown Item 3</a>
& P6 g* G5 X, r w( l& G! L [ - </li>0 _( v$ O% m7 m1 k5 `& g
- </ul>
- z3 ~1 n3 X4 h0 O4 | - </li>
/ i" g/ H) m C: _: K1 F" [& G - </ul>
; ?3 A/ a5 _1 _2 k$ {2 Y0 s5 A( r; s - </div>
复制代码对应的CSS代码如下: - .nav-container {6 `2 a% X$ I5 l5 h/ c0 H) T
- background-color: #fff;
8 n3 `0 N& D1 f) d4 w' s) b% D - border-radius: 4px;
) h; c. o9 s' W9 \ L - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* s( u2 ~ g1 A
- padding: 1em;2 ?( e6 F8 O3 v6 y& ?
- border: 1px solid #eee;
A1 c6 W U3 ^: x" g( h& d' |& a - display: block;
1 d$ p2 ?7 s- Y; O - max-width: 400px;
# ~: r2 L8 ]2 M; \' O - margin: 0 auto;$ G( T5 z! x- h
- text-align: center;
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: u5 \0 t4 J, n: H/ [ - li {; k9 S. R3 H& D2 A
- list-style: none;
1 ]% S9 Q3 n4 \4 d) M - -webkit-padding-start: 0;" b6 K$ p! T- p1 q, x$ l- w h
- }- X- h2 H R) i5 L
- a {
" ^6 o& |4 T* r, b' O - text-decoration: none;
9 S1 P' D1 _0 H3 n. U - color: #ED3E44;
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- .nav-item {( j& A" s/ O* |4 r B6 I! }
- padding: 1em;9 s- K% p8 s9 f3 A8 m
- display: inline;) n8 I1 r5 {! V" O& N7 ~2 N
- }
1 q; k) A6 T; V: B - .nav-item-dropdown {
* k. v7 u) c5 d B1 R. f( M - position: relative;: X K. I' ]! q6 |: {, C0 @$ ?# N
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- .nav-item-dropdown:hover > .dropdown-menu {
. G/ P+ w$ W2 Q- |8 l: B! @ - display: block;! R- O/ Y3 N1 i, m" Y( B, ?7 w
- opacity: 1;
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- .dropdown-trigger {
% V' [/ G4 p4 E' b8 z - position: relative;: T" M' e% [& `+ p6 f/ ^
- }
: _" p/ y' W u! W - .dropdown-trigger:focus + .dropdown-menu {3 p5 u! K$ l6 K% {$ z9 y
- display: block;; m5 b. J( m& P# S* K! c6 U
- opacity: 1;- j5 U) H; \0 c6 R( {) J
- }5 ]7 I$ C9 O T4 w0 y. M
- .dropdown-trigger::after {0 T7 o I8 x8 C8 A6 f
- content: "›";; i3 W0 {1 O |
- position: absolute;2 B/ b2 B0 P' M+ P5 n1 n) Q: ~
- color: #ED3E44;
5 p6 g' y7 `$ r. L) K! e* {" B - font-size: 24px;
$ x" k' F% E* j2 N4 E - font-weight: bold;
; W+ T; d: N$ y - -webkit-transform: rotate(90deg);
0 f. N9 K3 ~$ l: N" f - transform: rotate(90deg);4 _% P( f( O" I
- top: -5px;$ @2 o d- [# R5 e7 P: I V. ]; u
- right: -15px;4 a2 J- ], O2 ^, u1 I4 N
- }6 x5 o; A" S! p9 w( K$ j1 t
- .dropdown-menu {
8 H L; e# ^) N$ f - background-color: #ED3E44;% H" }. M5 t6 v
- display: inline-block;
7 B$ d( U& e6 q5 R k0 D - text-align: right;
3 ~" p9 C/ D1 A6 b- [; L k - position: absolute;: i( ^+ k* R8 f& [ I% `
- top: 2.5rem;0 @5 ^! p; G* I% H6 j9 b
- right: -10px;' V1 @, u% U X# L
- display: none;
' ?/ R6 O( k5 Z! k - opacity: 0;
7 W5 x3 t% t7 B1 U3 {0 f - -webkit-transition: opacity 0.5s ease;
5 x& ^( s' H7 f' ~; \) C6 W+ p) V+ I" ] - transition: opacity 0.5s ease;
$ y$ m3 i8 s" p% b; f4 S3 S9 n - width: 160px;! g/ j3 @ W2 V& u% `- r9 }
- }
3 S; {1 u" g: _, j2 S. o* x - .dropdown-menu a {+ y1 R: f$ q# O
- color: #fff;
- f3 H5 C3 \2 g. K( C - }
% B1 g( u$ n. ?: X - .dropdown-menu-item {3 ?+ s3 ~) f. L' M# X
- cursor: pointer;
( L0 [4 P( O U9 n4 R - padding: 1em;# y3 `; ]+ o0 s$ T# @) L
- text-align: center;1 m! ~/ ?. _7 {" s& {8 u: @
- }7 k. h: ^! _, [! q
- .dropdown-menu-item:hover {
" t' j; Q2 q* }/ N6 V - background-color: #eb272d;. w x! L' }5 W0 u) H+ P
- }
复制代码 ( E) x; W# l( Q8 e6 h, P/ G4 d
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, \+ n6 `2 n5 \1 B: l. f5 }
- <!-- Checkbox toggle -->
4 U" p6 Z C) n" c; G3 @" I - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">4 U: `' P9 Y7 D- n% X
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( [" k4 d9 }9 A; _0 E8 e& [
- <!-- Content to toggle from www.mfbuluo.com-->
" {: W) B% s; w% U( \ - <div role="toggle" class="toggle-content">$ F1 ~8 Z* z# m
- BA-NA-NA-NA!
k" u- z, B3 }3 U- y) g( B+ b) T - </div>5 j4 v7 \& N" s. g# N0 X& z
- </div>
复制代码CSS代码内容如下: - .toggle {5 K( t7 y- F$ [% t6 l7 P7 ] n
- margin: 0 auto;% @! f) f1 S. x( l4 F8 B1 e$ J
- max-width: 400px;1 m8 I5 M' P& F3 F% J# |
- }" @1 X: n2 C* r6 n
- .toggle-label {5 Y I9 M: }$ x4 X" u3 M" _) g; e
- font-size: 16px;
9 t& B" R) ]# q5 g5 f6 S - background: #fff;1 ?0 Q/ r' P0 n; }! z2 R ]
- padding: 1em;. W- y6 q3 ^* m) {# A+ B) K) A/ R
- cursor: pointer;
- S0 Q" h2 f0 C2 v! x - display: block;8 z, k* F0 Z- o$ o" E, ]" ?- ?
- margin: 0 auto 1em;
6 H/ f f( h; z& K8 ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 t0 M* H4 M6 M+ I& v- W+ x3 I! \
- border-radius: 4px;% R! P4 O* ?" {: c+ D) Y% Z
- }7 a4 ?0 A3 T' X$ D
- .toggle-label:after {2 Z8 h5 }/ Y% I; U! A
- color: #ED3E44;# ]( }6 y' M$ x+ S4 S
- content: "+";8 `: ~2 Q& L) M1 b
- float: right;
+ ~1 o( ~6 g) n' \, j8 v0 \ - font-weight: bold;; O! I3 N& e, ]/ ^1 `/ ^, w( D
- }8 J* F$ f, R, |
- .toggle-content {+ V+ t! [1 T; e$ o; K
- color: #B0B3C2;
& x$ `& E: P2 I# Y8 _ - font-family: monospace;
$ U! Q- X" G0 j. D2 [ - font-size: 16px;
" W& G0 R2 j' n& H. l0 S9 j0 N! Z - margin-bottom: 1.5em;/ b3 z! [' v" k( Y0 y7 W) S9 Y
- padding: 1em;
0 L* _% x$ R1 }( J6 R) U - }; I! |0 Y4 @% J# f* K: o
- .toggle-input {
$ j$ ~1 {5 [0 I% d7 G- X4 o. r0 S - display: none;+ o; y! y- R g# x& f. [
- }+ j2 J# j3 E3 `
- .toggle-input:not(checked) ~ .toggle-content {
3 B3 b8 m& J# W/ d - display: none;0 L5 k; O+ Z- q/ O' Z4 a
- }
' m' H6 m; h0 g( Y! h - .toggle-input:checked ~ .toggle-content {6 }7 O* N$ ` U. v1 I7 |
- display: block;6 C3 T4 t2 P9 Z# s! m' q
- }
' J E4 w" O. G, Y - .toggle-input:checked ~ .toggle-label:after {
1 L6 R2 \* q* e, s' @. g - content: "-";. L4 B2 L' c) O$ r! C
- }
复制代码 . @) m2 G7 ?, }* _
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