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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!">/ k" y: X" I. G& d- Z+ x
- Label for your tooltip
( b) q4 k( p& ^( J - </span>
复制代码CSS代码: - .tooltip-toggle {7 ^" |- L' v) O; U* _0 n
- cursor: pointer;
% n- t; X% t8 ]5 [6 y - position: relative;5 g# F- Q( J) A G6 j8 _5 q
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- .tooltip-toggle svg {
0 i+ c- U# n) G - height: 18px;
$ C- p6 i; }+ p. `6 w - width: 18px;
. z$ X3 ]6 r% o( @( [ - padding-right: 0.5rem;
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) F; D" H9 d: X4 c1 O, m# K% w; I - .tooltip-toggle::before {
# u1 H- q& e6 ?: l& l/ A& B - position: absolute;
0 e6 E& @& e' ? - top: -80px;
# k, g7 j, r3 a0 g - left: -80px;4 B+ W+ A& l/ b( r; e+ O7 z$ I7 ]+ A
- background-color: #2B222A;
5 l9 }3 t7 c' d+ m - border-radius: 5px;
! a% r+ V e5 m% |6 W0 Z - color: #fff;1 A2 ^: v4 X& v# S* C% ?# A
- content: attr(data-tooltip);
" g9 T1 x. i3 c - padding: 1rem;& {9 a+ \- d) n. n2 P; z" m
- text-transform: none;5 H, r% J; {- l* t' z4 g" ?
- -webkit-transition: all 0.5s ease;
4 g, B( W( ]0 Z, E G - transition: all 0.5s ease;
- N9 r, Q9 n* k - width: 160px;( T+ I7 @ K. T6 b/ J: K5 L t
- }
" W; Y8 B' M+ _ b2 d0 w8 W6 h7 g2 q8 x - .tooltip-toggle::after {
2 l' @7 m. p5 t$ A7 } - position: absolute;5 ?9 o1 u6 }9 y! G1 @- M4 z
- top: -12px;
8 u2 W- z! ]4 D. z/ _, j% s2 q - left: 9px;
3 f7 K% Z, l- [ - border-left: 5px solid transparent;
& U' L2 A8 V) o! t; Q( |. x. D' ?8 r - border-right: 5px solid transparent;
+ h! G8 P6 w' d7 o+ I5 e e/ A8 v - border-top: 5px solid #2B222A;
+ z a* G2 I1 x% ~$ k - content: " ";
" X$ c* z2 G Y# H" K - font-size: 0;
3 h+ c+ u: R- b( W7 F' K4 Q' W; i - line-height: 0;& k7 Z5 k7 b# {" H2 v7 C2 a
- margin-left: -5px;
! }' ~# j0 [( L! X1 m. P) E4 P - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {$ ]. I. P+ e* U1 |6 X; Y- \
- color: #efefef;* P2 f$ ~8 p9 R: g' Y
- font-family: monospace;
* U, {5 K9 v; m, U - font-size: 16px;
. L c5 c: ~4 y, [$ I: D - opacity: 0;& b9 x& c6 D* k9 V
- pointer-events: none;
; ^6 C. \; ^/ |) `9 V: T - text-align: center;
/ _+ O) o0 E$ v; z/ S/ W - }
' Y! n! H( a! t9 t# A$ P% y3 \+ c - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 n- v0 T6 v4 K% U; c$ U3 ^$ a7 ^
- opacity: 1;
5 g* O/ R' K1 \1 s7 D3 p' Y, o - -webkit-transition: all 0.75s ease;0 R/ I7 t4 a+ ~: E
- transition: all 0.75s ease;
# C0 P% H6 C7 S1 t6 U4 b - }
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">% I- r7 T3 u/ I
- <ul class="nav-items">
/ G# m# Z3 f% J* c - <!-- Navigation -->
5 Z( i! s, M8 c H+ _; L3 t - <li class="nav-item"><a href="#">Home</a></li>+ ]3 q, [/ j4 H1 r; t, P6 S4 ~2 d
- <li class="nav-item"><a href="#">About</a></li>
1 R8 f) B/ o9 ?/ i: u; v! Z - <li class="nav-item"><a href="#">Contact</a></li>% W9 {' j( ~: t: U% |
- <!-- Dropdown menu -->
: C. S& C9 C, e - <li class="nav-item nav-item-dropdown">
2 ?1 S. J; e; C7 D% X* V - <a class="dropdown-trigger" href="#">Settings</a>* {7 k: u2 ?. \3 c- N8 W+ K8 w
- <ul class="dropdown-menu">
2 g* x+ i( l; }- t1 q( f- h - <li class="dropdown-menu-item">
2 H; |5 c! Z' [+ v - <a href="#">Dropdown Item 1</a>
$ B o! l- {5 B3 p: P - </li>
; s# p. ^1 T3 A: k/ N - <li class="dropdown-menu-item">. P. v9 v: M t8 D! h3 e
- <a href="#">Dropdown Item 2</a>3 z3 B* z! H5 p; k
- </li>7 n6 [1 |+ t, J$ H3 \( R. g! T
- <li class="dropdown-menu-item"> v6 f- z# G. ?
- <a href="#">Dropdown Item 3</a>% |0 I- L; a4 T
- </li># k# `) H0 w, O6 ~5 t/ G( G* |
- </ul>
) t9 ^ O8 j K9 y - </li>1 h* d' e! k) A" V# \: m
- </ul>- |+ T' k) [2 X4 h* h M- N. x
- </div>
复制代码对应的CSS代码如下: - .nav-container {
: r& G% ~% b0 b - background-color: #fff;3 r+ t& E2 I# m2 q
- border-radius: 4px;7 [- V& H+ O& g/ @
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 `( ?8 {; H4 H
- padding: 1em;
/ L8 N; C' d* R4 C - border: 1px solid #eee;
/ A4 X5 X. p, G: S0 t) |5 a5 h8 u - display: block;
. s- b2 ~, M- X - max-width: 400px; u' V2 P. b9 D
- margin: 0 auto;
4 `( G* Z2 r: v& l; Y - text-align: center;
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- ul,+ Q# T9 B' L+ w
- li {: L3 b0 V6 B3 N, T" I
- list-style: none;" W7 G& G c1 U8 n2 R* d
- -webkit-padding-start: 0;* u1 ~: m9 o0 w. E- }7 ^
- }
( {: o& L; y) J2 C - a {
- s* e5 w; B' \# h5 ?! E" }: a - text-decoration: none;( Y' Z( M y$ g
- color: #ED3E44;: h6 ]( `( C1 x* Q0 q3 D8 I% j6 E
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- .nav-item {$ r3 W% H; F, V
- padding: 1em;
! P# Q5 M- |( p6 }: s - display: inline;* f- \! t3 M1 m, x
- }
: B5 c3 M9 O$ H- }1 h7 f. l - .nav-item-dropdown {- l3 H9 i2 p9 m* Q+ Y; E" v% G9 n
- position: relative;: E1 T" g* \* n4 I% I
- }
4 T+ F _% J3 T5 y - .nav-item-dropdown:hover > .dropdown-menu {8 B2 j' D2 g4 B) k* l/ ~
- display: block;
; R E* C8 ?0 `5 \ - opacity: 1;
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- .dropdown-trigger {
3 o% ~/ S' h! `* O' N) F% t( l. \ - position: relative;& } L, E6 d0 y; k3 w5 H( V
- }4 r0 [8 G4 R1 N' u+ R/ x: G7 g
- .dropdown-trigger:focus + .dropdown-menu {
' J" c, Y, C4 c3 X0 Z M% J; [ - display: block; P% B7 {- x ^; ~
- opacity: 1;
- K; k ?% i: o - }
: T3 I( i$ X# N - .dropdown-trigger::after {& ?8 D1 ^' `! N# u# K
- content: "›";% _2 d- m1 \9 }" C
- position: absolute;
* i: [4 ?& E( g5 t& B& ^ - color: #ED3E44;
0 g6 t0 r7 U% K6 l7 J - font-size: 24px;
: y( V9 e8 [( Z9 U4 W - font-weight: bold;
" v& P. \# _7 P5 n - -webkit-transform: rotate(90deg);; O+ n& }# D% J& ^9 D! e
- transform: rotate(90deg);) O- G. _6 q$ S; j
- top: -5px;
# z1 Y3 U' H3 k1 w' ~7 t/ }- V - right: -15px;
; d# y5 j9 \* O9 I2 O - }
" ?1 X' L2 n( [9 ^% m& H - .dropdown-menu {
, I1 X0 A, B* p; [1 t; O - background-color: #ED3E44; k$ p5 a* O$ S9 H8 e% Z9 M
- display: inline-block;3 p2 c0 M7 |" ^" _3 | L
- text-align: right;
4 `, V2 f) [6 r2 P+ L; `, |4 ~ - position: absolute;# m5 v+ a- Y" f! ]
- top: 2.5rem; M+ M; c( M. W$ M. w; g$ ?
- right: -10px;
4 B- T8 r0 }) s) r( q" g, e. h6 Y - display: none;6 V# c! v3 I' x f% v, @' n/ H
- opacity: 0;
/ |2 |4 q+ L9 b2 ~) ^$ c0 R+ z" j - -webkit-transition: opacity 0.5s ease;9 C) h2 E5 a% H$ l G* d1 K5 Z% W
- transition: opacity 0.5s ease;
" T7 c1 S" a2 `) M4 ?' e( x+ H - width: 160px;
; G' e8 W7 `) n, K - }
; i9 X8 ^6 x# a8 _1 N( [1 d/ {% n - .dropdown-menu a {9 S9 R5 T# I3 `7 {
- color: #fff;& i' J% s6 h# `- l& S
- }, _2 y/ P( r9 @8 }) z6 ?1 e
- .dropdown-menu-item {9 T% f+ ~! ?* R/ a5 l9 ]
- cursor: pointer;
4 t# j5 ]: k+ ^. ]! K) B5 Z - padding: 1em;9 c3 ^1 c3 s/ h$ \
- text-align: center;
% t2 U: t2 S. V' { - }2 X8 D% B2 L3 ]. q- j# B% c
- .dropdown-menu-item:hover {
6 g4 x3 }$ x4 ?9 R. S& Q' U - background-color: #eb272d;
5 Z4 w$ G( X0 V9 M( e7 j4 z8 ^ - }
复制代码
- N0 C2 f0 ~" x; l' A1 r. c( D可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( f, r" M3 m* U$ V
- <!-- Checkbox toggle -->9 b3 V4 N8 q: ~( h. H
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 T! ^ X+ T# e7 v6 V& ]3 o. m5 e
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" ^) ~" _' Z, B" \! G6 q
- <!-- Content to toggle from www.mfbuluo.com-->
' y1 e9 U+ P( p5 V - <div role="toggle" class="toggle-content">4 v( O9 C5 L& o& y
- BA-NA-NA-NA!
. {* F; q% Q0 T ]& K. o - </div>, Q2 e$ G8 }' ]- U5 i# w2 z$ r- M
- </div>
复制代码CSS代码内容如下: - .toggle {
: \; u, Y+ @ y; E, x# U& Z1 Y - margin: 0 auto;
9 K7 T: R% G& a- \( t7 p - max-width: 400px;
7 O' M9 S5 `' {. L7 | - }+ S& z0 |# |# Y
- .toggle-label {) E6 q' }- y% }7 k: i0 H
- font-size: 16px;
# _3 R$ C+ U, t+ @+ I - background: #fff;
, Y7 ~) ]& w5 P1 F# V - padding: 1em;$ [6 G0 } J7 s5 b
- cursor: pointer;
! O( i. m3 j6 R1 G+ U% T) p+ t3 X - display: block;
0 ^( V, t. M+ k& |7 F, F( v9 w - margin: 0 auto 1em;! [9 k* [ k3 o: @' T5 E
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 ]! u* H3 t0 ]0 h) i - border-radius: 4px;# d0 p% i) o6 a7 S& {
- }' ~2 H- a2 k' [7 N/ A/ P
- .toggle-label:after {9 C$ x, g1 x K. D& N3 o3 a
- color: #ED3E44;
; |" l( }# A. X0 g; ^( ^ - content: "+";, `7 d, x7 w4 P Z
- float: right;
9 z& g* t0 |* i - font-weight: bold;, S! A! Y$ `1 f# g: t
- }
. b! Q+ \) ?& |/ ~ - .toggle-content {
3 v& n. W9 d6 {5 l4 W5 D7 h - color: #B0B3C2;
2 ]) l4 f, Q4 f( x$ {2 | - font-family: monospace;
% R% d/ N; x$ g5 P3 v$ W4 ^ - font-size: 16px;) B% J- R1 ]2 f8 O" k j
- margin-bottom: 1.5em;9 G" U4 U. N* t
- padding: 1em;
; t6 o2 X2 ~. i6 N - }
4 ^' ~" { g# c/ [ - .toggle-input {0 f: V; z- m& n$ M
- display: none;
5 s' [; E( v, ]/ W - }
$ w" w. e% b3 z - .toggle-input:not(checked) ~ .toggle-content {
" |( k' L# X# I, B" ? l1 ] - display: none;- D; T" M# A+ N8 u7 A5 z, M
- }
6 n: N2 c4 M4 n% @0 z; \, q - .toggle-input:checked ~ .toggle-content {
7 R! m7 i" T. O/ g - display: block;
1 X% y6 Z _( { - }6 H8 i1 _' |6 y7 z b: S2 v2 `* V
- .toggle-input:checked ~ .toggle-label:after {; E6 }3 l4 y q( S( G8 K
- content: "-";
$ p8 W5 i% o ^ - }
复制代码
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