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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!">. N' w8 p- y- E) s6 j
- Label for your tooltip2 X8 @- G5 I/ ~5 {
- </span>
复制代码CSS代码: - .tooltip-toggle {
* {0 r0 D( e9 d: y& d - cursor: pointer;
; r5 z, W: _2 C/ H5 y0 p s. P% ?) A) q - position: relative;
$ X+ c6 U# j+ ]5 e b7 o& U* F - }
" Z v! C! R* M5 s3 K: b# G: h( e - .tooltip-toggle svg {( C5 i# D2 A/ Z, P0 ^9 W( ?
- height: 18px;' f3 E* u$ q8 \4 v
- width: 18px;
8 Q D$ K, ?) p: E - padding-right: 0.5rem;
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- .tooltip-toggle::before {4 T# {- W# d1 A) L
- position: absolute;
2 p0 I5 k& ?# ` - top: -80px;
N8 o2 V* Y+ X) D/ ~: S) E - left: -80px;! v( h* W; n ~2 e
- background-color: #2B222A;
& x8 ~" q3 @# |$ M - border-radius: 5px;( r/ [. K% S2 U: q4 Q
- color: #fff;. _. N8 B/ {: h! d, T+ M0 g" T3 U$ H7 [
- content: attr(data-tooltip);
+ D& q! {& |* h \ - padding: 1rem;8 T: m! W; B8 P# c; ~9 |0 X
- text-transform: none;
- x( C) c4 d4 m* y - -webkit-transition: all 0.5s ease;
, J3 I1 J+ T5 P( N - transition: all 0.5s ease;* Z( h6 _( o3 x. ?+ |! w
- width: 160px;: y {0 |. d, I% Y$ T4 S9 L, Y; p
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- .tooltip-toggle::after {! R! k# t% j g
- position: absolute;
8 ^ b! ~" w+ q; { - top: -12px;2 e& ? E J B
- left: 9px;
) B5 F, x) ~9 f3 Q" J7 e7 \# W - border-left: 5px solid transparent;2 g* Z8 u) L/ [6 y4 M7 D( P
- border-right: 5px solid transparent;1 S5 u; n& E v, K" C
- border-top: 5px solid #2B222A;
9 m' E! e9 h; q3 j3 T# x [ - content: " ";
0 m9 p! x/ y& u) h" F - font-size: 0;
6 @# [/ W. o/ a* n - line-height: 0;8 w% J+ b1 n3 g X" l
- margin-left: -5px;4 _/ c; Y ~0 h& r9 I) ~" k5 ]
- width: 0;. F; p& Q0 y. n: s$ Y0 X5 M9 \, Q
- }
- q- f/ P6 G4 F( z - .tooltip-toggle::before, .tooltip-toggle::after {
/ ]0 R3 N5 P# L1 _4 U) U7 V - color: #efefef;
8 E2 O/ q2 L; w" R* G8 ^8 x - font-family: monospace;
6 O5 e2 M/ Q6 V - font-size: 16px;
9 ^, G* e- v+ ` - opacity: 0;# C2 ^' N k7 U, k
- pointer-events: none;
1 H9 q1 g. n0 N, C* Q$ `/ U0 d) C - text-align: center;
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+ g2 ^. h) E( J4 t y7 X - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {+ d& u7 z0 s$ c- z7 u
- opacity: 1;
- O* s7 k# D3 D, ?* X9 h* i - -webkit-transition: all 0.75s ease;
# Y* p; [0 @. K: R) c$ B+ _" i - transition: all 0.75s ease;
# f, ?5 q$ b. y0 C6 M' f, e# m - }
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">
/ _2 i' x: r" m ~1 \% H) T - <ul class="nav-items">4 O5 q, H6 G$ W$ i& I& w
- <!-- Navigation -->) g: r7 [8 B1 ^. b
- <li class="nav-item"><a href="#">Home</a></li>
9 v4 Z+ m6 E) q- S - <li class="nav-item"><a href="#">About</a></li>
2 O$ P/ L; K. I b+ |- Q - <li class="nav-item"><a href="#">Contact</a></li>$ Z, n! x* Z0 i( F" g
- <!-- Dropdown menu -->
2 s$ p: c" {* E# C4 b4 @' `" e/ L - <li class="nav-item nav-item-dropdown">
1 u- V6 R/ I" E" G1 T1 y! r$ r - <a class="dropdown-trigger" href="#">Settings</a>2 ]$ ^( d4 b0 m8 s
- <ul class="dropdown-menu">
( u; L, C" K4 E8 n. J K8 ? g - <li class="dropdown-menu-item">
' ?+ x+ @8 t' H) J! X* y - <a href="#">Dropdown Item 1</a>
( o" T* V! ]7 C$ h0 M, J - </li>, r. R/ j/ ~8 y% ]( n
- <li class="dropdown-menu-item">
. G- w# n7 f1 ]5 a) N) U - <a href="#">Dropdown Item 2</a>
) [! M2 H, u8 `" @& N - </li>
1 H/ z0 Q6 r, n( Y: b - <li class="dropdown-menu-item">! N9 Q. O8 W& r# ?5 m( u
- <a href="#">Dropdown Item 3</a>
9 F7 b+ O+ y; E7 d0 K3 x6 ]$ g) _ - </li>
, p. T8 O1 U( c" ]& C - </ul>
) x# Z8 o* j) j+ L - </li>
9 [- U6 d& ?% ^. b1 h* B! y3 ` - </ul>3 {. M7 e" z5 U1 U
- </div>
复制代码对应的CSS代码如下: - .nav-container {& y* e3 p3 I0 z" E. J; X
- background-color: #fff;
' }; _5 i3 ?0 P7 r1 i0 E d3 U - border-radius: 4px;/ w1 W6 h; l1 e% O T% p6 R. M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 _+ {9 K0 D/ ?; {% I
- padding: 1em;
+ X+ M! ^- \. H4 }. d) U* a - border: 1px solid #eee;- E+ ^1 d; r$ t6 C0 d/ v- x5 p
- display: block;$ }& U5 ?$ L! o% D
- max-width: 400px;7 o( n/ f9 X" E" W) b( p
- margin: 0 auto;2 O. R5 r; H5 s$ p% i
- text-align: center;, r* G( k' `3 t+ c
- }
2 W: Z. Z, {+ b7 J4 W( l - ul,
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- list-style: none;. B1 l) b* c1 b( _
- -webkit-padding-start: 0;
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- text-decoration: none;$ Z. J8 t) D( p/ S* n$ F! q
- color: #ED3E44;
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- .nav-item {$ s# w9 B, F& ~3 A( {) n
- padding: 1em;
2 \. K1 J$ C) @8 A; B3 S. g x) I8 } - display: inline;, g" x. _% a! r& s
- }. n/ P* Z' f- p G& n0 _- p
- .nav-item-dropdown {% K7 _' z! K: t$ p* l+ _
- position: relative;
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& u7 \; k* W* ^$ ^2 I! B - .nav-item-dropdown:hover > .dropdown-menu {
5 z% o& @, F* ]) g/ A- I/ Q - display: block;
3 y! o+ H4 g& \ - opacity: 1;
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- .dropdown-trigger {
4 k. j2 F# K O) ?, X - position: relative;
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0 J( d5 A' P& _- B3 ]# ?5 O8 B - .dropdown-trigger:focus + .dropdown-menu {; m1 M) A& l6 g0 J' i6 Z/ k0 ^
- display: block;
, o, b1 M. t0 H6 q# S! K! {& t - opacity: 1;0 E! r) L$ J- V: t5 t
- }) r" n% Z1 z0 D$ @
- .dropdown-trigger::after {8 u" l1 C" f9 d' A" L: `
- content: "›";% U# g7 V4 s+ ~. x
- position: absolute;
- v6 A: z* b0 S6 @ - color: #ED3E44;; a5 J7 T! F) W0 _- B, s
- font-size: 24px;0 x8 N% [6 k' L- V5 G, t
- font-weight: bold;
; c# u6 i& N' e I7 _. E - -webkit-transform: rotate(90deg);
. q( @; ]; b8 B" w, E$ h - transform: rotate(90deg);
0 `! g2 {# B. N - top: -5px;
: Y) G7 D6 i' r7 `! t7 u$ [& @ - right: -15px;
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- .dropdown-menu {/ F6 N. V: v$ s# s4 ` y
- background-color: #ED3E44;
" p7 `& k6 Y- t( a - display: inline-block;
1 f! x" {% f; w6 B - text-align: right;1 e, C5 q# B) q# @
- position: absolute;
1 L1 i& \ H3 T/ ~" I - top: 2.5rem; _1 N$ O5 K- ]
- right: -10px;& C$ t a. ]% C' d, Z& y* g
- display: none;+ W8 u4 K U! q! P* j' E
- opacity: 0; }) f& _+ h5 q# a' I. E
- -webkit-transition: opacity 0.5s ease;
( x7 M+ m3 R1 f& p" n" M6 A1 R( G - transition: opacity 0.5s ease;9 P9 q( ^8 }" x, s
- width: 160px;! b, v* D% d g; ]5 t
- }0 N% E9 \" P: `' Q
- .dropdown-menu a {$ i6 v7 B. \* @* l( d: S- ^
- color: #fff;8 n5 O2 i1 e) a: Z- c
- }4 |) s. y3 {0 K) Z# U& P5 [
- .dropdown-menu-item {0 c! _' |* N$ T
- cursor: pointer;$ {. V8 y+ j9 p. v
- padding: 1em;- C; i( t2 Q" V& v0 t3 v
- text-align: center;
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- .dropdown-menu-item:hover {
* h3 G5 G- C7 @0 h - background-color: #eb272d;7 l% O% {1 _% `5 X, M$ E
- }
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! V$ {) `, _' w可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( M( n& V8 s# N - <!-- Checkbox toggle -->
# @$ u& h! {7 |, [ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! X+ U9 Z! Q6 |6 a5 x* D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label> ^. C% R! w2 ?
- <!-- Content to toggle from www.mfbuluo.com--> S9 m' e0 H3 p% ?7 F$ k; @& R
- <div role="toggle" class="toggle-content">& E$ T: K9 N+ |# W5 T% T
- BA-NA-NA-NA!# m* k S: w a( ^
- </div>( M( W& F+ J: r2 q. ?
- </div>
复制代码CSS代码内容如下: - .toggle {
2 f7 \+ ^" T0 j% P+ o- o1 ` - margin: 0 auto;: R( `" O) y) I( Z% C( q
- max-width: 400px;; [8 r) S4 {# J* v
- }
5 V: T- {. z6 x" n - .toggle-label {0 F* V5 h H8 P* _6 M
- font-size: 16px;" Q) x& S$ M+ e% ]9 b: c. c: ~# o) K+ Z
- background: #fff;) M7 T% b* E# W+ E& \
- padding: 1em;
0 {2 W; G/ S" [. E - cursor: pointer;3 \' y, n+ M9 A7 e9 `( N {
- display: block;
2 |4 y: g0 r8 j' C - margin: 0 auto 1em;$ a( g" K) E0 A/ {' o3 E% G" v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: A/ J. T0 ~- i1 K
- border-radius: 4px;; A' m1 y$ O% X9 X
- }
* L$ l! o) x |4 X( W - .toggle-label:after {
4 y! T" m4 q4 |% i' T) Q* f1 l$ @' G - color: #ED3E44;) w# K9 }' Y5 n7 V
- content: "+";
! H, F, \. O" @- e1 g* ]+ D5 t9 M - float: right;1 `2 i6 f! b/ J% w
- font-weight: bold;4 A. C% A9 c$ _
- }
$ c9 x3 p/ N* @5 w - .toggle-content {
- m# I; h. K; [( ~1 n - color: #B0B3C2;1 J" N3 c+ n" f) D2 f
- font-family: monospace;. t* `5 U2 _- O' P. a
- font-size: 16px;
1 T, x0 n1 W" p7 u7 p8 f - margin-bottom: 1.5em;
' D) k1 ]7 o" e+ Q! H4 V5 W - padding: 1em;
' O& y% r9 D/ m' R - }! T1 v) v/ x. E2 z4 k% f
- .toggle-input {
+ D" d* B# I& w" W# b5 o! k - display: none;
* }# y2 Q5 v+ F5 N* C4 K - }! Q7 g! K$ m0 _3 F- z& C' |
- .toggle-input:not(checked) ~ .toggle-content {
- f( S+ v. C0 C0 x - display: none;' _) Z) d: B1 V" E
- }$ `2 b( `3 o& e" e3 O7 K
- .toggle-input:checked ~ .toggle-content {
5 J4 p, m' O- u2 A9 F! b! H - display: block;( ^2 E: Z! Q3 k/ u
- }
9 j3 [1 v0 F/ w. w: j7 i% f - .toggle-input:checked ~ .toggle-label:after {
: J: U3 i* X& n2 H* ^( o0 ? - content: "-";
, ]$ G$ B( ?7 N8 X% M - }
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