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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!">
/ v+ e, ^% X B2 j2 {+ k - Label for your tooltip; P ^6 l+ ^; J+ J2 R
- </span>
复制代码CSS代码: - .tooltip-toggle {
2 p( N" l/ ]( [, c* J. x - cursor: pointer;. c: X- |+ w+ _& z+ S
- position: relative;
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- .tooltip-toggle svg {, l. Q2 Z l. ~8 w) V0 W+ t* K
- height: 18px;: C- G3 |2 c; Y1 Q9 u7 F
- width: 18px;
6 v/ r6 t+ T" m- P( g/ K& n1 Y - padding-right: 0.5rem;! @2 }$ b9 c$ n8 N" Y" I
- }+ F4 g% Y) @6 M( T: W3 I7 y
- .tooltip-toggle::before {
! n( c0 ?( U3 _2 [$ Q: B - position: absolute;
6 b, ~3 A( j# D9 | - top: -80px;& f* m; a3 L$ J0 }
- left: -80px;
# T% A0 ?+ ]1 S2 R) ^1 W% v( G! { - background-color: #2B222A;# w! o3 p+ G1 H( q; k8 w3 ~* f$ L! W
- border-radius: 5px;
6 h5 f; H, h' J - color: #fff; [0 s/ m8 ^8 B; K) z W2 M0 [, \1 Q
- content: attr(data-tooltip);0 m" J, e$ U: h l
- padding: 1rem;; s( K0 q- i" n; ]9 ]; V
- text-transform: none;: h; ^8 \1 M* i* u& D; L" N/ p: n. V
- -webkit-transition: all 0.5s ease;
; S* c$ ?0 n7 J' `) {+ h+ G. { - transition: all 0.5s ease;
& r, T! v4 }" X) Y) r - width: 160px;
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1 c+ F1 d; [$ Z `; e; _: o* O - .tooltip-toggle::after {+ n' [: F2 {! M3 x
- position: absolute;
" ^0 i! @: [ |: p9 ^3 S3 T1 m - top: -12px;7 H- Q7 v% w( i5 _( Q: T
- left: 9px;4 w: ?: y- }9 s% g. g
- border-left: 5px solid transparent;) @9 e7 O+ g+ g& g7 r7 i8 a7 ?
- border-right: 5px solid transparent;/ g& B& e* |' Z, u
- border-top: 5px solid #2B222A;* G$ @) o% T0 x
- content: " ";
& R8 B6 M; a' t2 D/ V4 K' S - font-size: 0;
9 ?& L4 `( T/ D: ^4 @1 n. G - line-height: 0;
4 }0 c4 }9 | b - margin-left: -5px;
5 Z6 `! o9 e8 D( T, D - width: 0;" I p- [% A5 n1 |1 f7 N5 K+ B- t, \# B P
- }
: F8 n2 W4 ]) V( f- \8 w* b - .tooltip-toggle::before, .tooltip-toggle::after {" m. f& o4 T4 x5 H
- color: #efefef;
: }3 {: H; t' U1 O8 W8 P, ~0 y2 } - font-family: monospace;9 U c/ m" F6 u% j; d0 c- r2 U# w
- font-size: 16px;
7 b3 K' ~1 D& n- U9 V4 [) b0 Z - opacity: 0;' U: F1 X6 |. x5 ^3 Q y# `
- pointer-events: none;* Y! k1 ~+ g3 \# b, Q
- text-align: center;, i8 s; |* x$ u( N! h6 U
- }
* d [2 Y+ k* t2 T8 h - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
1 N& m& {6 i- Y* R1 K1 J: e - opacity: 1;
l4 c5 ?/ ?5 ?0 K - -webkit-transition: all 0.75s ease;, h* P4 Q0 L$ Z8 h: r+ v
- 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">& s* m. d/ ~8 [: r8 T
- <ul class="nav-items">4 q" s& H" o- D9 P Y
- <!-- Navigation --># x1 i% G7 e* K3 d; x/ B
- <li class="nav-item"><a href="#">Home</a></li>" j$ K+ P/ c" \7 i4 R! y7 i
- <li class="nav-item"><a href="#">About</a></li>
4 s$ }4 }/ V# x+ E. c( J - <li class="nav-item"><a href="#">Contact</a></li>9 S0 U2 J) i+ ?9 J% t+ j' L+ f
- <!-- Dropdown menu -->
& @) X) [. O9 ~, r - <li class="nav-item nav-item-dropdown">' q1 R7 j" ?; d/ V( H7 D
- <a class="dropdown-trigger" href="#">Settings</a>
0 a0 t4 g1 i, S& Z- w! J' d - <ul class="dropdown-menu">
. i: l: `* ]/ R9 e1 b7 s - <li class="dropdown-menu-item">
) [- t5 A" y- y0 i8 h/ k7 x - <a href="#">Dropdown Item 1</a>
/ k7 g5 S8 e& @2 Q - </li>2 S- d1 j! u* \$ G- i, t8 C
- <li class="dropdown-menu-item">. M' c; ~3 I# @* t1 P, ]4 w0 h
- <a href="#">Dropdown Item 2</a> h8 ^" c8 D* a2 Z6 d9 b% T e
- </li># \; w5 E2 K7 g
- <li class="dropdown-menu-item">
# g6 r' p. I9 J* Z: q) ?. Q( | - <a href="#">Dropdown Item 3</a>
6 j, i f3 ~( E% H/ S - </li>
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- </li>
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- </div>
复制代码对应的CSS代码如下: - .nav-container {
3 V+ \8 }) N, C$ d6 I - background-color: #fff;) c, _% w3 X* j0 l7 U
- border-radius: 4px;
9 @" A$ B9 f6 x- i0 |# z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! h7 L. `6 g0 @" B: }6 u - padding: 1em;
/ y. e( L) n) u0 z+ u! \) d - border: 1px solid #eee;
, p6 O8 J: ]2 e% ] - display: block;
% c. V; l4 f4 q$ ?6 g - max-width: 400px;# F* \: O3 d' O$ d3 M8 q4 X+ F7 K( ]8 B
- margin: 0 auto;
0 B8 N7 q7 B# T9 P - text-align: center;' w5 ~0 S! q2 Y% h* i2 E/ ]: e9 ?
- }
) {* A" t" `1 \6 ^ - ul,
9 p4 K! w( |1 }6 V7 o - li {
) \! c) E0 ?0 M# g) j" E - list-style: none;
- q V$ v$ I8 G. y5 H; ` - -webkit-padding-start: 0;5 X1 O: Y% f# ^$ k7 f
- }. T; X% e _' T- Q" i1 l/ p- b
- a {
9 m9 Y8 G7 }6 y+ z1 A4 C6 ~: U - text-decoration: none;
5 i3 Y) @- x: e( y - color: #ED3E44;
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- .nav-item {- b# M. Z }2 n% _; v; G. S
- padding: 1em;& B a( N( l2 @& `
- display: inline;
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# b" N q' p5 h0 ^0 g# Z& n - .nav-item-dropdown {
j+ W: r- B. b1 ^/ b+ N- T( O - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
6 p: I2 J0 ~0 n6 E/ [ - display: block;9 N* C: y: H4 F+ n, y1 ^* F7 ]4 z$ _
- opacity: 1;" s8 ^* d8 `0 s2 i8 c
- }
2 b5 r# \- ]- e - .dropdown-trigger {
: a9 ~2 p% u4 B: ^4 `* E' r5 \ - position: relative;- Q* t1 t$ N& S4 }7 z9 e
- }
1 Q% q. U9 u E0 J/ V - .dropdown-trigger:focus + .dropdown-menu {
: x. k! O7 \( m* Y - display: block;7 t' Y+ {( B3 \% B8 Y$ I
- opacity: 1;
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- .dropdown-trigger::after {
2 }6 m# j+ _ F5 P$ m% A; f% Z" g - content: "›";
6 r/ d% M5 J4 V$ ^* [- r0 t - position: absolute;, @8 Z, ^2 @* ?+ t; j( N
- color: #ED3E44;
: }" \, q; v* S: T& T7 H5 ]1 y x - font-size: 24px;
$ S! P K5 @5 s5 B - font-weight: bold;
) H: B* R8 k4 Y7 U" ? - -webkit-transform: rotate(90deg);
% m! c3 S$ i5 I4 q2 V - transform: rotate(90deg);
. Q" W; Q `+ n' A# j# a - top: -5px;- d( E6 M7 W; `+ u) Y* h1 C* U
- right: -15px;$ s" Q5 H# y, y( h' h2 Z. j4 ]
- }) q( j& Z" ?( ~0 m$ P
- .dropdown-menu {9 g1 e9 f, y; `5 V- s: S0 g k
- background-color: #ED3E44;
+ \9 {* {1 c9 M7 V. ?* P" M - display: inline-block;, T% j' C% d: T" Y+ U* y
- text-align: right;
9 |2 W# L7 x% h- b - position: absolute;
9 s5 E: M1 T! T - top: 2.5rem;- P+ a/ E" [# Z8 K4 C. \
- right: -10px;
% u/ Z! z" |4 _' Z - display: none;
4 x" ~* K! n; g; Z - opacity: 0;0 V1 e, o7 c- N! a5 w+ e, J9 U1 R
- -webkit-transition: opacity 0.5s ease;
# z% N( C; L: i - transition: opacity 0.5s ease;
; l1 O$ y: m% O1 u0 _: r- F - width: 160px;1 i& s: A8 V& B: H3 F% g' H* a I3 l
- }
9 Z" @7 |9 p7 W% f) O! W - .dropdown-menu a {
- }- U Q) b- U" k6 i - color: #fff;" r2 ^3 O( `7 ]/ k) Z
- }
7 o" r; Z1 d) u# h+ J$ b - .dropdown-menu-item {. J4 w. A: s& K( t: E' e
- cursor: pointer;- Z2 p, W2 g4 ?7 t% j
- padding: 1em;6 w. l& C$ d; P) A& `
- text-align: center;
1 d. f4 U8 `7 j - }
7 D; J9 A5 N1 W4 O# v( Y - .dropdown-menu-item:hover {( d! Y+ ^) N+ [8 D% {
- background-color: #eb272d;
% f9 R0 [) {$ X# U - }
复制代码 ' n) W# K8 a! M) O( P2 m) R- w
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. S& E. f) u: g' D% m1 {
- <!-- Checkbox toggle -->
! j, v1 G* F! k+ x+ t! M; m - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 t7 e6 g: l9 v1 _! | - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; Q$ N; W- ]7 m! {# O" V& x) \+ H- i
- <!-- Content to toggle from www.mfbuluo.com-->5 S7 B- H$ c4 P. h* L& S( o- ~) V
- <div role="toggle" class="toggle-content">+ f5 z9 v$ o1 e f
- BA-NA-NA-NA!- `2 n9 ?7 p N. J0 B
- </div>
. M# s2 _7 Q" i - </div>
复制代码CSS代码内容如下: - .toggle {
2 r0 x9 _# l9 u$ P4 Q+ K - margin: 0 auto;4 N' h8 O8 M& f. [- U
- max-width: 400px;$ Y, v0 B7 ~ L, N) e
- }
1 t! S" R* A$ E7 d. D - .toggle-label {" J6 J Z2 n% N' X3 ]6 B( p
- font-size: 16px;
4 h& L/ T% q* h - background: #fff;% s6 Q; O7 Q. l0 f
- padding: 1em;
( K6 n( l" y3 k3 S - cursor: pointer;
1 ]* P9 R' w. e4 K o& h$ T - display: block;
! j* S6 x2 u5 q* \+ ^3 ] - margin: 0 auto 1em;
: ?' k9 c5 w! Q+ G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ p% f) v8 Q* u) t - border-radius: 4px;
) q1 I3 m8 f1 _1 { x% M - }
6 L9 E% N; X6 \% ^% J1 c% m# b - .toggle-label:after {: E4 {2 f) D/ r% e+ u; R( S1 k
- color: #ED3E44;
. V, B8 l- M7 B" u" M; P9 _0 C - content: "+";
4 a9 C3 h* r: B4 G7 K( G - float: right;
, n. L& a. ^$ p/ P3 S - font-weight: bold;
5 c9 z6 C* O0 ?3 v - }
% M. s" r) ~2 X2 H) K - .toggle-content {
! {5 Y( r& W3 d2 l- O" X) ] - color: #B0B3C2;6 H1 D, O, C3 ~
- font-family: monospace;& V( U( @* L( ]
- font-size: 16px;
# P. `" g5 Y& h3 A; A; |5 C1 P - margin-bottom: 1.5em;
; i- {3 [8 |, N8 |% y( j: W - padding: 1em;, c4 l' K/ g6 B+ p2 a$ ]
- }/ R" j" ^+ B: Q( a9 f$ a
- .toggle-input {; p0 v4 P% W" a: U3 w5 t# U, f
- display: none;
6 _4 ]4 O( `, Q! p - }' z( c, C0 b% R& u
- .toggle-input:not(checked) ~ .toggle-content {& X* b; B3 j! \
- display: none;7 R8 t& J# A2 r. R2 R9 q+ x
- }. \7 O( k, a( B3 c3 O: D/ ~9 y0 U
- .toggle-input:checked ~ .toggle-content { q* L4 z2 J$ d% r t1 C, k7 B
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {+ W2 u' r F$ M9 I; _
- content: "-";+ f M& t/ L9 Y% q4 ^
- }
复制代码 - u7 I% m9 K O' `
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