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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!">% b+ `" n# L" q2 X
- Label for your tooltip3 ?0 K# H* \- p$ E% F& H! |
- </span>
复制代码CSS代码: - .tooltip-toggle {
$ D$ I0 _$ w1 _ - cursor: pointer;
6 ^: Q; n) k6 Q- O! b& l - position: relative;0 O" |5 k! `. S% U
- }1 R7 o# {' a1 M1 @" j
- .tooltip-toggle svg {! | e# a. H9 f8 }5 i. S
- height: 18px;6 `. U' b5 t$ F5 X
- width: 18px;7 ~# F3 k9 d9 ~ d" a0 x6 d$ S
- padding-right: 0.5rem;; I6 F* I& x! X, y
- }
/ W. ?0 A8 b" ^6 a, Z: T) c - .tooltip-toggle::before {9 _- e2 b6 c. ?1 T; ~
- position: absolute;( ?- V+ E( Z1 a) b0 M6 q4 A B
- top: -80px;3 A4 ^, J4 ~6 k8 M/ K3 ~
- left: -80px;. W: I0 D0 u. p% ?+ H! F
- background-color: #2B222A;
* q0 H/ j0 P$ |# b - border-radius: 5px;* `; a. e+ Y- Q: z1 [9 i
- color: #fff;
n7 S+ @5 S# ]# B2 H - content: attr(data-tooltip);
1 Q9 \9 t/ L5 z5 y9 K& b, K! S6 z) `. u - padding: 1rem;
% [+ V( ?9 g! s9 v) j1 X - text-transform: none;
, j; {& X- \5 V0 S/ m5 D! E - -webkit-transition: all 0.5s ease;' p- |( r0 [0 a7 g* m) \6 ?
- transition: all 0.5s ease;5 |4 w' _9 _. M( e* t) H+ U3 ^
- width: 160px;' w% {: W9 w# C
- }7 J! b7 l# W# v
- .tooltip-toggle::after {
+ r9 u' L# k, ~4 C' G3 L$ r u - position: absolute;
* ?- X3 E. j" R: L - top: -12px;) c! |( p+ i |1 G! Y* ~5 u1 X
- left: 9px;
$ u; B( N4 m; H) I& B - border-left: 5px solid transparent;
5 o; e( L' O* g7 R$ u - border-right: 5px solid transparent;. g& J5 g' g5 e* X
- border-top: 5px solid #2B222A;
8 Z2 P' _8 \$ g - content: " ";
1 t+ p: |: C# _! }$ ]4 R - font-size: 0;! l6 y3 Q& {7 B5 a z+ _* v
- line-height: 0;' M2 y+ E4 ^$ G* t) d
- margin-left: -5px;
1 Y" Y" P3 C# [ - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {0 }& c4 ]! o( j, P: C/ x
- color: #efefef;
' x/ b ] {; W! j, W- X+ W0 @ - font-family: monospace;
# x9 n1 f0 H/ {; f- i. y - font-size: 16px;
! o: L9 t4 h9 p) G" O' e+ b3 r" y - opacity: 0;5 _: U }& P8 p4 |7 p
- pointer-events: none;
9 i3 [- y; v0 c/ t7 t - text-align: center;' o; H2 e# D3 h( s! k) N$ [
- }
- S5 W, p* ~4 i. b1 ]: a - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {- P$ h6 O' ~! ]: W+ i
- opacity: 1;0 X! v* T- _% @7 B8 j
- -webkit-transition: all 0.75s ease;
8 ~' q5 k4 C4 I2 ^ - transition: all 0.75s ease;) |0 A& A S! s; n
- }
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">
4 ?) D# v/ H, R% a& M7 } - <ul class="nav-items">( Q4 e" l* b$ i9 \3 Q0 Z) p
- <!-- Navigation -->% O; _7 k7 v5 L
- <li class="nav-item"><a href="#">Home</a></li>
& Y$ M- r' p" k1 @& |% ~ - <li class="nav-item"><a href="#">About</a></li>( M% u4 D& N- O/ s
- <li class="nav-item"><a href="#">Contact</a></li>( f2 V/ b& _7 O2 Z
- <!-- Dropdown menu -->
$ d' y7 s, ^- x3 ~& ~ - <li class="nav-item nav-item-dropdown">
% F' i% ^# J: p; l6 B - <a class="dropdown-trigger" href="#">Settings</a>
6 Z X9 \" j7 n4 `4 l- C - <ul class="dropdown-menu">
4 V D7 M1 ^7 `: C - <li class="dropdown-menu-item">- u; u& Z5 H' r" G
- <a href="#">Dropdown Item 1</a>
* D; C8 ]4 Z" r( U6 o - </li># h5 f( T8 D2 l5 F
- <li class="dropdown-menu-item">
% L% h" t5 p( Z+ L - <a href="#">Dropdown Item 2</a>6 g o. k5 T6 h' g7 g
- </li>9 [/ I, P7 f6 X0 M1 h4 {
- <li class="dropdown-menu-item">/ u4 w3 K/ L- w0 J# y5 Z& x
- <a href="#">Dropdown Item 3</a>
/ V; ~9 @$ O0 H: y - </li>4 U; p2 I7 b5 p! o5 c9 [" V
- </ul>7 ]& r$ e) L4 t c
- </li> |0 ?/ }9 X: i, m! v
- </ul>/ D3 D) d/ N/ w6 H! l) _" R! f' p
- </div>
复制代码对应的CSS代码如下: - .nav-container {6 N9 E# n$ V' d( u/ ^
- background-color: #fff;
7 `- S$ n6 v( h0 W( N - border-radius: 4px;
& o g/ l, u0 n# ~+ x: y8 h1 T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. M3 w m+ l9 @- H K - padding: 1em;. {1 O7 F7 x$ }1 ^
- border: 1px solid #eee;
: E5 I9 Q2 D" v- _- _1 d - display: block;
: o: a; h& M# s - max-width: 400px;/ i$ L1 d# O+ b; q& ?4 v& H0 l& v1 D
- margin: 0 auto;9 s0 I( S. L, g2 W; x8 Y$ l& o
- text-align: center;
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- ul,4 v: l; x V( K# B S
- li {1 P" v' I) G! X; U9 V" _+ p' V
- list-style: none;
) l H5 x, M; s! d - -webkit-padding-start: 0;+ p2 t' |7 P+ g: d4 H
- }
/ y9 v- T0 Z1 u0 U$ G - a {
$ r% C# ^* W+ ?" Q; a' N8 b' j0 | - text-decoration: none;
, B0 j5 ]* E7 m- Z - color: #ED3E44;- X5 [& l4 M [6 z
- }5 T& [% ]5 k7 v" Q! o
- .nav-item {. Q! { [2 m! |* {6 T
- padding: 1em;
/ J* v* a2 D/ f; X- r- _* t4 u$ z - display: inline;
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4 n7 v# Q9 i# W: i1 l; j - .nav-item-dropdown {/ Y9 i" o) i$ z, e: ^
- position: relative;% L; @+ U) {0 g: `5 x
- }
2 _; z5 |: u& d: s$ W! @ - .nav-item-dropdown:hover > .dropdown-menu {% [6 x) t0 T$ \: a- F
- display: block;
" N# }/ Q# x6 ?* Z b' j - opacity: 1;2 ?. M# e+ e& {* k
- }
/ Q, i7 ]0 \ H - .dropdown-trigger {* g% A0 H0 u# Z7 d
- position: relative;5 j8 K0 H j; z% I# B
- }! m& N& C# c3 \" l
- .dropdown-trigger:focus + .dropdown-menu {
! ~* a4 b# r- H: D( r - display: block;
" H# b2 S; ^: H+ N0 ? - opacity: 1;2 e" T4 r2 P A, |; S( t$ ?
- }
8 f& e7 J( I" |! ?7 w4 E1 Q - .dropdown-trigger::after {
5 ]; J: ?. ~6 }9 a" n i - content: "›";% P3 |7 V& S F6 n, h+ S: b
- position: absolute;
8 [" E$ J) q8 {9 T# {0 U% \5 e( T3 ~ - color: #ED3E44;" G; e/ `' q8 b
- font-size: 24px;+ G" |- k/ i4 M. u1 V4 j
- font-weight: bold;
0 L* R$ }5 i1 Q - -webkit-transform: rotate(90deg);& S/ N# P: z# F5 i! X& {" a" b
- transform: rotate(90deg);
: @* ^+ E5 y, [! K8 l( J- _: S6 q - top: -5px;
8 W1 |- i3 H0 H7 H& ? - right: -15px;
7 @: k( t9 Q* K - }2 }" ?. ?$ T( p
- .dropdown-menu {: H' W/ n4 O. U1 `
- background-color: #ED3E44;
2 V! B+ ]& Q. Q - display: inline-block;5 F5 i0 k8 \& J, n1 s5 t( q
- text-align: right;: T3 L% ]5 P9 u# _1 \1 ^2 o+ U
- position: absolute;: g( u9 a' d4 A9 } }
- top: 2.5rem;
1 K. R/ p0 c0 P; e+ \: {( A( Y( n - right: -10px;0 o9 ]/ Q. b: _; d2 L) H- b' f
- display: none;
; J. j2 U* H" c& h2 c - opacity: 0;
$ b$ C/ e+ N! U+ {$ | - -webkit-transition: opacity 0.5s ease;. ?9 ~. J4 x* s$ R
- transition: opacity 0.5s ease;; @$ \' x0 w$ ?1 l% d' N" E& J
- width: 160px;# C, o v% J% Y+ U; N1 m
- }
- p! K+ ^- c: c/ ]6 } - .dropdown-menu a {
8 b, N [4 o# z" M: z! ?! J$ a: p - color: #fff;2 l5 B) D$ r1 m7 z/ r
- }
2 F! ?' J. ]7 y - .dropdown-menu-item {" `! v. r6 P) [! r9 Y4 \ @, Q" u
- cursor: pointer;: L8 d) O+ z' V5 }
- padding: 1em;
6 ]5 a4 D2 z9 d2 k - text-align: center;
' }2 T& [! T- X5 O9 ^6 z" n - }8 o: s q5 R3 Y+ p8 E- G
- .dropdown-menu-item:hover {0 G& ?7 v0 E+ H; B
- background-color: #eb272d;
6 @7 O; V3 Y7 E0 G2 G3 X - }
复制代码
5 B& z& O+ d2 P/ ?6 h可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> l4 y; v4 s [
- <!-- Checkbox toggle -->: h! x- C0 F y/ G* P
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) ^- a# s/ G2 N' q& l. P
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 F( U7 V% ?" F2 b) [
- <!-- Content to toggle from www.mfbuluo.com-->
/ o% h' y9 F W1 W c( \ M( b - <div role="toggle" class="toggle-content">
9 \, h; B" \2 c( m9 x1 q8 \ - BA-NA-NA-NA!
6 H0 [8 y% x/ |% d - </div>9 k* K3 g" h" t1 c: ?- n5 B
- </div>
复制代码CSS代码内容如下: - .toggle {
% u4 V% ~) B% V9 u4 S. e - margin: 0 auto;
: a7 D4 E$ ]+ H$ M% }' r - max-width: 400px;
. f, v; u8 P( | - }5 q H6 x0 W6 G
- .toggle-label {8 q! ~' S* S/ G
- font-size: 16px;+ N \8 u/ u0 r) z8 D0 p# W8 q
- background: #fff;) z" _+ ]/ Q4 M# f) x
- padding: 1em;
5 L+ x2 {6 ?$ U& G; S - cursor: pointer; _4 T( G, x5 n( l/ f
- display: block;5 h# H1 E% G; p: O0 r4 F6 N2 \: p
- margin: 0 auto 1em;0 E9 r: k( Q8 Y9 J. n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% @8 _* s: a* E% m! x9 G1 I - border-radius: 4px;
, c) p& Z. s/ i- M - }4 d% l* e, K2 N& ]
- .toggle-label:after {
! a: P5 U# ^. a# F. {5 c$ t - color: #ED3E44;
$ r! P8 z n8 B/ p& W, Y2 }) A - content: "+";
4 o2 d( o; N" X4 n, I! H - float: right;- R8 N; }. l, O1 v* h' a
- font-weight: bold;% }3 I: ?/ Q- s/ o
- }2 Y; ~# u, p e& Q& A, l' F
- .toggle-content { ]% z/ K. F0 I4 U7 I
- color: #B0B3C2;/ I1 Y7 R+ ]" v- _% d# _2 \
- font-family: monospace;; C0 s+ l4 U% \# H! w. C- M2 T
- font-size: 16px;, \" d* G8 `8 W+ u% @1 h) j
- margin-bottom: 1.5em;; C- c- q, N0 |5 {
- padding: 1em;4 X+ f4 [& |. Z' _
- }
K5 Q5 C8 H5 A& W- a - .toggle-input {: D- n( W) `% H7 e# o9 O f+ i( o
- display: none;1 v( e. d9 h- Z# D. M2 v9 c
- }; Z* v, X( E# Z
- .toggle-input:not(checked) ~ .toggle-content {
1 F% E# k9 j' c - display: none;$ c. L; W6 S, e5 }# i3 B3 P
- }
% o" Q1 N" A6 T" L- r1 A4 | - .toggle-input:checked ~ .toggle-content {0 J% c) C# |6 ^$ q0 z- p
- display: block;( n; J5 w0 `. n5 L- O9 w/ v8 J
- }' M I; s& S, E: \
- .toggle-input:checked ~ .toggle-label:after {
}2 W2 O' W- ?9 f1 ? - content: "-";
$ Y- I i- Z- O3 m; k - }
复制代码
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