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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!">4 }, p. d8 G' V8 D/ P
- Label for your tooltip
6 x" q7 D) u1 P0 e - </span>
复制代码CSS代码: - .tooltip-toggle {: D' o9 C2 S1 D
- cursor: pointer;% O& A/ g, q# W+ I2 Z& E
- position: relative;
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- .tooltip-toggle svg {2 H, w+ j& o1 [. v% t' ]
- height: 18px;4 W$ T8 e2 ?1 W, r1 ] I
- width: 18px;
9 p& Z! X9 T/ a( f- q# M ?6 s - padding-right: 0.5rem;# F7 { c; [: U$ L# e
- }
, J- ^9 ?$ d: L" o9 P' A4 R - .tooltip-toggle::before {
' G* j6 x4 l1 l+ \* u4 f - position: absolute;
2 V; t' m9 i8 @/ `; ` - top: -80px;8 ]& Y! j! n% K
- left: -80px;
0 t' u% L9 c/ j# H - background-color: #2B222A;
L3 D1 L1 W, o$ [* w - border-radius: 5px;1 q, ]; a: h! `* B5 f, S: @! W
- color: #fff;
6 }! Q' ^+ U+ u3 q) ~0 C( z - content: attr(data-tooltip);2 ^$ i) a$ p" O+ H; A3 `9 ~9 }
- padding: 1rem;
5 R# y# b! ?1 S( s. z1 ?8 `8 w/ q - text-transform: none;1 R5 E; Q/ q* y6 q. O) X5 V
- -webkit-transition: all 0.5s ease;
5 E4 U; v- Y* K4 o4 r3 v - transition: all 0.5s ease;; I, t( A( u7 G y) Q
- width: 160px;
5 u k1 x' L" a6 m. j% T& H$ s - }
5 U" |& N B1 { N9 Z2 G4 F9 ^2 O - .tooltip-toggle::after {* _% r2 B4 l6 X8 t# m
- position: absolute;
( w: t, m$ ]( z6 p: B: I% p( s - top: -12px;" d% P+ k! {& B9 l) O
- left: 9px;
, O; j/ I2 G' |: C, t - border-left: 5px solid transparent;
' j& n1 x; K5 M( c - border-right: 5px solid transparent;
, _3 N6 f9 f0 Q3 f9 g5 Y) [8 q - border-top: 5px solid #2B222A;4 X8 |$ ]# X* f. v* ^
- content: " ";
' A: \9 `1 I( ` - font-size: 0;# ?. h3 X4 N q+ D
- line-height: 0;! W; W/ n F$ ?; L! J7 [- p
- margin-left: -5px;
) @6 b; A3 w, v$ ] - width: 0;
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9 e/ C. p$ P P. @5 i - .tooltip-toggle::before, .tooltip-toggle::after {. r2 t" o2 @7 [" @7 Y
- color: #efefef;; o7 f8 n$ l" m4 u
- font-family: monospace;" `. y$ i v/ B, w( v5 J( \& J
- font-size: 16px;
. R' D( j& g1 } - opacity: 0;6 A3 Z1 S. }' C7 l2 S( u0 _3 S3 @
- pointer-events: none;
* x3 Q+ Y0 R$ ~: C" ^0 o, U7 I - text-align: center;7 e. s9 m5 i- P6 i* y4 I& ~8 C
- }
; P' Y( D( ]1 |2 g - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 a; B" X. g6 j9 M - opacity: 1;
) v& O1 k. i7 e/ I - -webkit-transition: all 0.75s ease;
. p2 S- Q2 J) U0 X9 ?1 A - transition: all 0.75s ease;
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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">' ]$ y6 o2 G5 N; q1 X/ O6 _+ o
- <ul class="nav-items">
' z1 \! [2 L5 G) H - <!-- Navigation -->6 ~& n: y% D8 C
- <li class="nav-item"><a href="#">Home</a></li>
K' n; `) }( [; f$ w - <li class="nav-item"><a href="#">About</a></li>
+ b3 ]5 f& x& g. e6 V" } - <li class="nav-item"><a href="#">Contact</a></li>
* {% [8 r; v* j1 x - <!-- Dropdown menu -->
$ p6 D3 z' n$ ~# }! Z. c8 V# I& l - <li class="nav-item nav-item-dropdown">- ~5 F9 u& b9 Y2 y
- <a class="dropdown-trigger" href="#">Settings</a>. H; S; P. K' ~4 J* l
- <ul class="dropdown-menu">
7 o% Z! _% e+ {" V; T - <li class="dropdown-menu-item">
0 @- S8 S. B! U$ p" S$ ~& Z - <a href="#">Dropdown Item 1</a>
7 G3 f& ?" k# G m; {# [' G - </li>) O }& n& @7 c2 c; v
- <li class="dropdown-menu-item">' p' o5 z# Q! ?* Q
- <a href="#">Dropdown Item 2</a>$ T6 u" M$ f) G! I) R2 q5 ^
- </li>5 `2 L; Q: Z: K0 V; i. `
- <li class="dropdown-menu-item">* ~& T( _ V6 k1 D' m2 [
- <a href="#">Dropdown Item 3</a>5 D# b0 R5 Q* a, i3 T8 v
- </li>
$ w/ R, `3 r' X/ { - </ul>
4 K0 K, g( [ D5 R0 J - </li>
( ~3 M: g# w) W/ }3 u - </ul>
- r6 h/ _" k$ @" F7 M - </div>
复制代码对应的CSS代码如下: - .nav-container {: \5 p5 _4 e% |. T3 U1 j3 \% s) x
- background-color: #fff;6 [, ^; e7 k9 c$ q2 q
- border-radius: 4px;' \& u. `& \) r' y; K% J7 b: r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* S0 \% J) J" L, T5 K5 G3 v( o4 O! | - padding: 1em;5 e7 A/ Z2 Z/ }6 S( V# U
- border: 1px solid #eee;
& R3 ?/ X G, I0 s/ z6 Q4 R# F - display: block;$ z7 W/ T# Y+ |$ [
- max-width: 400px;1 F# v" J4 [0 T8 O/ a0 J
- margin: 0 auto;7 t+ ~- h0 p! B+ ?) d2 h
- text-align: center;
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- ul,
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- list-style: none; q6 a, B/ J P
- -webkit-padding-start: 0;
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- a {
; e: v; ]/ ?& R* d( c - text-decoration: none;
2 t) u5 N6 [% X: B6 A: _0 i- G - color: #ED3E44;
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# q2 j6 w: p$ {2 M H5 R! b - .nav-item {% c3 E( C5 w0 [. u3 W
- padding: 1em;* x: i, b( G3 c2 t3 M, z
- display: inline;; A- h7 s+ E3 L# d
- }
2 a1 S. G1 e( N( {2 |' B2 n* i/ V1 b - .nav-item-dropdown {& Z0 D a* t; }' t0 H
- position: relative;
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# o0 R7 X" O _, t r8 @% L - .nav-item-dropdown:hover > .dropdown-menu {
. J. _8 D4 b/ o9 V# D - display: block;
5 ]6 Z5 h$ `' D6 q - opacity: 1;
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- .dropdown-trigger {! b8 U y$ Y% V* v# }) J2 I* e- e4 S
- position: relative;$ E9 ^9 q7 P8 m" ~1 q! R
- }
* G# L, y, R; R1 B% E/ z; w - .dropdown-trigger:focus + .dropdown-menu {& n% u, ^! H4 v
- display: block;
5 }' f- s' g' H( D8 R - opacity: 1;
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- .dropdown-trigger::after {% Y! F9 r* p. K4 u# V5 F2 d
- content: "›";$ q9 J/ v8 k5 y. Z1 Q4 b
- position: absolute;4 l' w% j5 n# k. v X+ s
- color: #ED3E44;, `: M3 E+ E) T
- font-size: 24px;
' f; R; z! j4 A" I& b; X - font-weight: bold;: b3 k" f+ `8 x5 k8 H; `
- -webkit-transform: rotate(90deg);7 Q5 ]$ c% ^5 ]
- transform: rotate(90deg);" n0 o7 s) ^; A
- top: -5px;4 g( I3 B& ?! X. u& N; }# b+ F% Q
- right: -15px;- i: n5 \3 I: j) b* E0 @+ J B
- }. W( |4 z" A. V( U7 }
- .dropdown-menu {
" K5 S/ E" v+ ^ [ - background-color: #ED3E44;
' _7 i- p9 Z$ \7 o# h7 i - display: inline-block;
+ ^2 s% H' w5 a3 t Y - text-align: right;
8 F) ?5 K6 x/ f3 ?. ?0 l4 g- { - position: absolute;
' A9 A2 y4 v/ A; n" Q - top: 2.5rem;
2 m# H6 t& U+ X - right: -10px;
" y7 D) W" M: V - display: none;; o- G+ Z1 _" ]3 T% c
- opacity: 0;
/ Z3 J( t# e2 J% n5 H' q7 p - -webkit-transition: opacity 0.5s ease;
& S: Q6 W; v" Q2 q4 t2 I0 x - transition: opacity 0.5s ease;
9 a& J; C1 ~; U' @1 s - width: 160px;! R3 e, }) {2 v$ u3 i ]' l
- }1 [6 P0 [) b7 }& ^$ U( {
- .dropdown-menu a {
- u N @. T1 K! e; W, o5 L - color: #fff;. n% U8 v: z2 u& u
- }$ x; p2 N- @ n5 A. h
- .dropdown-menu-item {0 C' I0 O6 D/ [6 G
- cursor: pointer;
+ u7 V7 g8 {' f0 H8 m - padding: 1em;
) G( D* s1 ]6 d, ]. K - text-align: center;
k- f7 w6 k; e, f% ? - }
" V- Z) \* S+ l7 p6 ^ - .dropdown-menu-item:hover {1 ?# u. t( j5 E1 P. B0 x
- background-color: #eb272d;0 J- j; r1 ]/ a+ S! `; R) G8 d
- }
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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"># R6 N. d0 U% ?. I
- <!-- Checkbox toggle -->. U- |8 A7 i1 r
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 Z. q$ Q3 a: _3 Y3 c& V - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
k. D7 t8 M" V0 ^$ Z - <!-- Content to toggle from www.mfbuluo.com-->
3 Z, j+ |. E; O6 q U* b - <div role="toggle" class="toggle-content">
$ y/ p$ ?( [; ]2 {1 @' R) b7 f+ S - BA-NA-NA-NA!
+ Z: ?" h. j6 \9 m/ H - </div>
% V% k6 X) `' m8 x! Y4 f - </div>
复制代码CSS代码内容如下: - .toggle {
) q- j' k3 R8 K! s9 Q/ X - margin: 0 auto;
0 V b0 t% p r& E8 k7 i6 ?8 B - max-width: 400px;- X' U: I# ?4 {6 t1 ?
- }
8 b C; y! Y( W8 p$ O - .toggle-label {/ P# Z8 e" T8 Z% c" B, ^7 S
- font-size: 16px;( ^% h# g2 {: l) c
- background: #fff;
8 e9 I: U* s2 n) N+ \ - padding: 1em;
s& M0 O4 w: w8 S9 O! V; `7 j- g - cursor: pointer;" @. o/ I- {/ u. A
- display: block;
( m1 l9 Q! O) K0 ^+ _6 \ - margin: 0 auto 1em;
( D2 k6 x Y; M, O" [ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 ^" S! x1 @' t8 U# s
- border-radius: 4px;
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- .toggle-label:after {
1 H5 C7 t$ P) ^+ G8 ]0 j5 ], @ - color: #ED3E44;3 f4 g- `0 z% l3 Z5 c* k8 t1 ?! X
- content: "+";
, P! e1 S: s" U% O& Q - float: right;; G1 y+ y( g% q0 p) \
- font-weight: bold;
, I t- K4 A! S# j! O - }
7 q$ r5 i1 r1 q' Z: N - .toggle-content {
4 ~) H# j1 [( E8 R0 d - color: #B0B3C2;
( n2 Q+ Z$ h5 q* ]" L8 o) ~5 {( j - font-family: monospace;4 Q# Z4 o8 R3 h# U7 ?' I+ X: P
- font-size: 16px;
' I; j! P8 K4 ]+ C/ { - margin-bottom: 1.5em;
1 f& G$ u5 Z# [& m& t - padding: 1em; J8 w* B1 @* C! Q) P8 J$ I4 Q
- }
+ E2 [/ k: i4 i5 R, q: N0 } - .toggle-input {: r0 F# |, i9 i; ]2 |! @
- display: none;
$ x7 w b3 b* @8 n$ ~; j2 q% E0 l - }
G- O1 i' C, ~ - .toggle-input:not(checked) ~ .toggle-content {
`1 W) K. l5 |3 X; T J - display: none;
9 {% p# [$ n6 [ - }0 @0 q- C) h# R% }3 u5 M5 ]
- .toggle-input:checked ~ .toggle-content {
+ J1 p7 H' v- }# \- n - display: block;
+ G. w- W+ h9 K, O: [" X# ] - }
+ {8 i. `0 F( A" ?* k# _ - .toggle-input:checked ~ .toggle-label:after {$ A3 X8 K+ F1 w. I+ B
- content: "-";
& c& \1 w% v: {* T' h; p - }
复制代码 + |# D3 p2 s- y$ t* y4 a
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0 L2 N1 E7 @9 H* Y1 j2 [3 X7 U, {
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