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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!">
% c0 l, V. x: Y - Label for your tooltip- f; |( \ K$ `$ G! O
- </span>
复制代码CSS代码: - .tooltip-toggle {' h+ ~. v, O9 [% @% W# ^$ _
- cursor: pointer; h L+ g2 G9 a* }& K
- position: relative;
7 T& r9 E: h! r3 W" Q - }
/ x K7 b9 u5 Q* U: f0 y0 C+ { - .tooltip-toggle svg {
4 m t3 D7 u- t' f }. o - height: 18px;
" M! w" Q5 G" h0 P& x a% y6 Q - width: 18px;
2 k" ?$ ]- A7 h) c; o. W - padding-right: 0.5rem;" r3 o1 i) n5 c* m& K
- }8 F$ V- [% H5 [: w' K, t- h1 c; y
- .tooltip-toggle::before {
- f% u( S2 _" n. h, R: \ ^ - position: absolute;& W5 v8 m2 N; j
- top: -80px;
( s9 w2 ?! `4 @! R0 B: V - left: -80px;7 {* {3 L. _# S5 n. p. t2 M
- background-color: #2B222A;6 {. i/ _' y4 k6 J. h- u
- border-radius: 5px;1 u* t& P) D& Q# H! w2 b. ~
- color: #fff;
6 m! M. }' G+ \: G; [1 K - content: attr(data-tooltip);: p* K n$ G5 F
- padding: 1rem;% K% D, h9 h X: H9 C
- text-transform: none;) f3 D- p8 @& C2 j( i
- -webkit-transition: all 0.5s ease;' b' Z6 Q2 o2 f8 M4 t: L0 P
- transition: all 0.5s ease;
; V% D# U! E `$ X0 W, y4 J2 e: P - width: 160px;
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- .tooltip-toggle::after {+ y# M+ z' e1 h
- position: absolute;$ q T6 U* Q/ A( L2 K
- top: -12px;
1 r% [* O3 U) P" N8 X" H: `- \ - left: 9px;. o- `! a1 G/ L9 _* E
- border-left: 5px solid transparent;
7 f4 p$ _& I1 C! ?# k3 o+ `% Y - border-right: 5px solid transparent;
# F1 ~) R% O7 K: U4 a% W3 \+ y - border-top: 5px solid #2B222A;
4 }3 L( ]- ?: U: _: Q! W4 H! n - content: " ";9 }1 J8 J' a3 n, u2 N
- font-size: 0;# w0 b$ R4 J$ p. Y
- line-height: 0;
9 t! j6 e1 I2 V1 w$ d: T/ N/ D* l - margin-left: -5px;
W" N( A& O2 n |+ E - width: 0;# D' C4 `: w& P* E
- }
! r1 O3 e' d$ \2 y+ }6 N) Q" e - .tooltip-toggle::before, .tooltip-toggle::after {
2 H: }3 [, P* e+ \% v - color: #efefef;
: D1 z, z5 Y* n' M - font-family: monospace;
v" K7 a9 I: y! R& \& y; B - font-size: 16px;
. J" s1 P0 t: b ]% m8 E - opacity: 0;
8 o l5 X) E% X! H8 w - pointer-events: none;) p8 E; `# U+ b% f" O* s( y
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ H( k/ }1 g- x) v - opacity: 1;
7 u) _0 k6 W6 S7 w2 r! u! d- W - -webkit-transition: all 0.75s ease; v0 ^$ a% y. b8 Q, [# Q! D" Y/ v3 C
- transition: all 0.75s ease;9 d* o( H. x7 D* \, U! z8 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">
% m: F' c6 w1 K - <ul class="nav-items">
- H/ u0 H3 m/ @$ G - <!-- Navigation -->
- s- v9 j) T" y+ {1 p - <li class="nav-item"><a href="#">Home</a></li> l& H3 l) A1 v! a$ B5 j- F' U8 r1 ^
- <li class="nav-item"><a href="#">About</a></li>, a4 i X& c4 g2 L9 p3 I
- <li class="nav-item"><a href="#">Contact</a></li>
6 O8 d2 Y) p: P ^% i. h. J+ n - <!-- Dropdown menu -->
2 a3 q" R9 N! T3 m- B' X - <li class="nav-item nav-item-dropdown">
# \* @" {; Q& a - <a class="dropdown-trigger" href="#">Settings</a>
# ?7 m& [% X3 q# {5 b; e - <ul class="dropdown-menu">6 x; f. T: w) Z4 k# C
- <li class="dropdown-menu-item">
1 S: S$ i. d' D% u: q - <a href="#">Dropdown Item 1</a>
* ]1 [$ s0 _- z5 @# O - </li>
/ O! R$ V, }1 X - <li class="dropdown-menu-item">
& q- N- Y1 m+ g& Z/ @ - <a href="#">Dropdown Item 2</a>
J3 f! _4 r& `& H! X! m) s2 g: l& B, _ - </li>
, r7 l+ f. c2 B( R: o5 s, A - <li class="dropdown-menu-item">
4 M1 |7 o% e3 u0 L; K - <a href="#">Dropdown Item 3</a>
# _8 g, w; q# T9 ]; n1 h5 m" O - </li>% j/ g* q# s) h2 b5 X4 T7 d
- </ul>
! W7 |" P, R& p" }( g: V - </li>
4 f2 [ M& N, b$ } - </ul>
% o3 p- o; Y2 s2 \4 E; t% B* d, u - </div>
复制代码对应的CSS代码如下: - .nav-container {& v0 y, k8 w% q# g
- background-color: #fff;8 d* b) { Y! D, F: t
- border-radius: 4px;
7 G0 W; A- Q F( q; n' R6 x/ @; I - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 S) A& V* N& m- r8 s) G' c% `& ?( J
- padding: 1em;) k5 ~! O+ D, r: J8 _7 m4 d: Y6 A
- border: 1px solid #eee;! i2 F1 O. T( r, U
- display: block;
. D2 \, p! S2 B - max-width: 400px;
0 x2 p' z3 E* C: j! P - margin: 0 auto;4 O; A" I7 v, B0 A
- text-align: center;4 T$ G9 R% V# Y) F8 E) z- y
- }
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$ u- n$ D+ f z2 E - li {
& ]- ~: U' T+ c# G# b0 T1 ` - list-style: none;
/ o0 E8 G# o! x' ~ - -webkit-padding-start: 0;
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- a {. L& S0 y. O5 S$ P+ }' y0 Y
- text-decoration: none;* ^7 G3 t" ^/ l x0 E
- color: #ED3E44;
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- .nav-item {+ \9 h8 @( t$ K' O9 Q6 [
- padding: 1em;' [# k+ E* X, f, M+ K8 |) S8 z9 d
- display: inline;
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- .nav-item-dropdown {' |+ r/ |' m/ q
- position: relative;
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7 h } `, y, o+ x) q/ F - .nav-item-dropdown:hover > .dropdown-menu {1 b/ L! {3 i5 N8 w9 Q5 m
- display: block;
" g3 l5 s2 [ j! R3 L1 }% J - opacity: 1;
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- .dropdown-trigger {
8 E! L% j1 K; X! a. w( Y - position: relative;0 w0 H8 k* i( I; m+ h8 P
- }
7 v# F0 x6 u8 f' ?5 F5 M) K - .dropdown-trigger:focus + .dropdown-menu {
) S# Q2 T$ [2 y& z/ c' E - display: block;# V4 C& m; I: T3 R2 o& ]
- opacity: 1;$ C4 R% v$ R8 W4 e. w5 ]3 ?" w( I- H
- }
( {5 k0 b( c \7 F+ W - .dropdown-trigger::after {
) ^6 m, o' x. v1 w1 ]8 f! K9 `8 e - content: "›";1 j! v1 A* B" q$ T
- position: absolute;
4 P1 p- N0 K {8 G. P( N3 z% N - color: #ED3E44;
* e1 f" e4 w6 H9 _. }9 M - font-size: 24px;" A5 u! Z4 x# x' I" I) @3 T. n! ]' E
- font-weight: bold;
( T; }- G- Y. B" R; W# W - -webkit-transform: rotate(90deg);
0 U! z+ \$ N* W7 d - transform: rotate(90deg);5 ~% {' J$ I; X* o- _. q
- top: -5px;( p3 Q( K9 [2 K* |7 y. r+ U* Q
- right: -15px;4 `4 J h2 c5 q2 V# X
- }
" z' R8 f7 R( F$ u7 T o - .dropdown-menu {' `, D/ s1 }9 t. u# \
- background-color: #ED3E44;- j P3 {. x8 E- O; s
- display: inline-block;
6 t( j3 h Y2 E7 p3 y$ R - text-align: right;
. E. _6 Q- }: |$ R6 \& \3 h, u - position: absolute;& o& W1 N# |" q, g) U6 E/ d6 h6 B
- top: 2.5rem;
* ~2 G6 w, i, Q+ M& K9 r: M - right: -10px;
8 D- V- d# d( s+ j8 ?8 | - display: none;) a7 |9 { j& Q
- opacity: 0;' H3 L* {, {2 C4 p# h# }' Y, | I
- -webkit-transition: opacity 0.5s ease; M' |1 `$ j: Z P) y( j0 ~" L
- transition: opacity 0.5s ease;
" d3 U9 H2 \6 G' Y, V - width: 160px;
5 {4 w- t6 p4 U6 P( U g - }
! k8 a0 M$ h4 G# h! g' \% Z - .dropdown-menu a {
" D U6 f) L4 P S/ U X - color: #fff;6 h9 P1 l4 W x! @
- }0 y; y& n. z R+ |7 S4 w
- .dropdown-menu-item {4 _: W8 n. p! X5 K- m
- cursor: pointer;
5 O5 Q& P P* J% g& R+ A - padding: 1em;
; k9 h& M# r% D; v' T6 s- G - text-align: center;
$ M) y8 _# L$ r$ O - }" A' C0 b% J3 r7 q! p. V$ s3 `& b
- .dropdown-menu-item:hover {3 [7 S; ]. Q. T! H- r/ ]
- background-color: #eb272d;4 C1 `7 Z& f( g" b4 K( x. M. t# i
- }
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4 N: i; r# O, h* Z2 m1 P3 V可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( `% F+ M6 Z1 m; K& ~+ \3 h - <!-- Checkbox toggle -->
! |. r/ v3 p2 N. q) r* R7 J% R: b5 A - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
" o" f5 ?9 k; r* V2 P6 u& D, u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
0 u! q+ l5 z# B; N5 g, P- Y" ] - <!-- Content to toggle from www.mfbuluo.com-->9 G2 ~# W' p! f+ h4 A) R
- <div role="toggle" class="toggle-content">/ q8 U7 q% G& }# E" }+ M
- BA-NA-NA-NA!2 [0 E3 M6 t) v M' I4 l
- </div>
: Y* e7 K5 p( w( n8 ], c- q" g8 J - </div>
复制代码CSS代码内容如下: - .toggle {
% ]0 O9 P+ F3 k: ~, D' x3 H - margin: 0 auto;
0 C! i% @) d _+ e( D8 q0 i - max-width: 400px;
* _* W+ O; S5 a3 `, ` - }
/ i, d8 R% m% Y; o+ v( \ - .toggle-label {
- t) ^( R0 d# P. r, g - font-size: 16px;
$ V5 t( \4 B4 V& z - background: #fff;) U& a4 r8 h$ i# M8 Y2 m
- padding: 1em;
: ~1 u& N3 G0 \" N: @( Q& L! K ` - cursor: pointer;
8 p; g# \2 v! D) c0 t8 x - display: block;# G' b" u% D7 j% L) e
- margin: 0 auto 1em;7 d7 n0 L Z3 h& `: D8 v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# {" [1 Z, M0 X e' V - border-radius: 4px;
0 g. h0 B. m2 q {' [4 w - }
! C, q2 K% t: q: R0 k2 S6 \% t - .toggle-label:after {
1 ]; Y/ O: p9 V( T8 {5 A% l - color: #ED3E44;
. v G! w- W( n* F5 H - content: "+";7 _& p! u: h( H+ L
- float: right;) H$ W7 _8 B& @2 V
- font-weight: bold;( I9 j7 W6 \# R& M4 ?( v
- }# U7 u0 Q+ ^! ?+ D% ~( u9 p: F
- .toggle-content {
* z# C/ p- {5 L- }8 `7 r* u0 @& K - color: #B0B3C2;
* P" }/ V7 ^. c* G* R' F( v. S - font-family: monospace;1 J4 z' |+ E' q6 n, F+ M# [
- font-size: 16px;7 B: J, l) u; {6 u% n
- margin-bottom: 1.5em;
7 ~" I; d! z5 V% n# ` - padding: 1em;
' X2 K' ~2 |8 P - }
/ e, ?' u: I& x6 z- r# s0 c6 C+ s& M - .toggle-input {0 M4 p" E9 B, c& ?, w" O; w: R. w
- display: none;; P, m! N/ |/ A% o
- }+ |( g! c# s4 d' n
- .toggle-input:not(checked) ~ .toggle-content {* V. z' y2 H0 h, u! j( y+ {
- display: none;7 e+ F+ m1 I. v; w" N
- }( P- ^0 i* H* K4 T
- .toggle-input:checked ~ .toggle-content {/ ^2 b8 p; N, e! ~/ U# _
- display: block;
, u' l* f3 `. ?9 i' L - }5 r' H$ j0 n7 r# y! o& X
- .toggle-input:checked ~ .toggle-label:after {5 Q2 L. c) f4 U
- content: "-";
9 e/ W2 r* p. B" Q( D$ ], S9 e - }
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