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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!">) a& ^% x' k6 l. p, w3 U5 n8 p+ j
- Label for your tooltip0 C3 c. e; N4 n# j8 z1 j; g# F! ~
- </span>
复制代码CSS代码: - .tooltip-toggle {. t: k8 `( P5 A; G( Y. o% v& E
- cursor: pointer;
; y- p$ J) j( h+ J6 O( ] - position: relative;
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% u* u# z& ]* z J8 G - .tooltip-toggle svg {+ `0 f% m0 A# }. R' S
- height: 18px;1 m. S! D! k" B
- width: 18px;
4 c" a/ k- j9 l - padding-right: 0.5rem;* N0 N# ]5 W7 r5 q! e
- }
& U2 U, w; ~: H8 `/ }9 C - .tooltip-toggle::before {
. S- v2 D% }- Z - position: absolute;
/ _$ n( Q: T" i% e4 @( I2 @ - top: -80px;
3 O" L' y& W* _( O: W6 t+ \0 t( u - left: -80px;4 C9 u$ E( t% W& |
- background-color: #2B222A;
! X, F: U+ B) v - border-radius: 5px;
+ e! m$ L: d }* a. Y7 d - color: #fff;# r2 z$ l+ ]! ?3 [0 I3 a
- content: attr(data-tooltip);
" Z* K4 y% S+ a8 z7 Q% E - padding: 1rem;3 G8 k& \% [; _: p
- text-transform: none;; l! @% ]% e# a% t5 R( J
- -webkit-transition: all 0.5s ease;+ v3 H! |2 N9 ~) ^0 x% N1 d, Q
- transition: all 0.5s ease;
! R- F$ X4 t3 {" S& E* `# J - width: 160px;
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8 v( y6 m4 g! G9 J3 y - .tooltip-toggle::after {6 H/ P7 i: u' `$ V
- position: absolute;& ]; v+ p4 ?& g4 v: d/ O
- top: -12px;% ]4 ~0 q1 B9 R l! X& p
- left: 9px;
& s/ l, y2 a1 i0 ]7 a6 a - border-left: 5px solid transparent;
3 E/ D) C' l; x' U- Y C+ Q - border-right: 5px solid transparent;" \6 z$ n) z% l4 T* {! [) A1 I: G, c
- border-top: 5px solid #2B222A;7 y' |2 c3 R5 C) N; U1 ^/ Y; |$ o
- content: " ";
( V1 k5 I* ~% M$ P9 ~; q" ]4 I# A1 b4 ] - font-size: 0;' o0 o6 r+ ~" D
- line-height: 0;! }8 V4 F( [$ T+ q, U- @3 b6 {
- margin-left: -5px;
3 ?, b+ D8 a4 e1 f6 z" i - width: 0; c* ~- l8 b) g3 C. N f
- }
% p7 ^, T0 W$ y' G) n9 p - .tooltip-toggle::before, .tooltip-toggle::after {4 I$ K$ m6 q" D7 n2 g" z+ m& a2 p2 w
- color: #efefef;
8 {' Q0 G+ [2 N# D: G7 f. H+ W - font-family: monospace;
* G; l0 H; `, f: Y7 b - font-size: 16px;
% w' N. t+ P( ~% p, ]& `. i - opacity: 0;
$ u _ o/ m& y, P0 y0 | - pointer-events: none;
/ Z2 d( O% n8 H - text-align: center;
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5 v3 C3 F1 p6 ^! O - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 @7 {5 e1 C8 \1 t0 h' l5 X2 f - opacity: 1;
8 W% l4 W3 b/ f4 T, v - -webkit-transition: all 0.75s ease;+ v$ o7 J2 a" |$ K
- transition: all 0.75s ease;+ @- I4 Z. h% l4 O1 E; v
- }
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">% k' O# b0 s! t
- <ul class="nav-items">6 C1 k2 k$ e2 }; ^( |- n
- <!-- Navigation -->
5 y! N, Q6 W; Z2 x3 S e6 p - <li class="nav-item"><a href="#">Home</a></li>. i/ M: E0 S# S: z4 @
- <li class="nav-item"><a href="#">About</a></li>' I+ {, Y1 w( u+ n
- <li class="nav-item"><a href="#">Contact</a></li>& a" D6 w x1 @+ L( n
- <!-- Dropdown menu -->( a) I8 [( f7 r
- <li class="nav-item nav-item-dropdown">
6 F, p. g/ X8 t- z B - <a class="dropdown-trigger" href="#">Settings</a>
5 W8 w& s- B* e, s$ T4 } - <ul class="dropdown-menu">
# F. v2 [: j& ]; w+ U. Q - <li class="dropdown-menu-item">
/ T0 h( ^; `2 J! W& ^! x - <a href="#">Dropdown Item 1</a>
`; K* V. o' \: Z3 L! S - </li>' x+ L% n% o# l" p& r n6 d" w) [
- <li class="dropdown-menu-item">) Z0 T# t4 r, Z0 }
- <a href="#">Dropdown Item 2</a>
C7 N( o0 V% e& u) f) [) v4 a - </li>
) {! v( q; U3 q5 S b/ a% v - <li class="dropdown-menu-item">
# g; f! u9 x f - <a href="#">Dropdown Item 3</a>
' s9 Y2 u0 O* s% w3 U - </li>
3 B! H/ _: |6 P1 j/ z& M2 Y( X3 @ - </ul>, f' v7 A( a' b0 s2 Z
- </li>9 i0 U8 R4 Q. m. p0 F' i
- </ul>
# C1 G' ? M* E& E. u - </div>
复制代码对应的CSS代码如下: - .nav-container {& n: g9 b% w1 [- g$ q: L3 S
- background-color: #fff;
1 C8 R* k! j4 u$ o9 L2 v - border-radius: 4px;( o+ v7 z6 m/ Z5 k# ~ e/ |! n! X$ p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- r7 `# `4 t1 O8 [8 o
- padding: 1em;$ Q" e$ ~* i1 Q, G, C8 v4 w
- border: 1px solid #eee;# t3 k3 @8 a$ Q
- display: block;
! H" c8 e0 R6 J* `6 g3 `: S. ? - max-width: 400px;& b, g6 n+ _& _' `5 k
- margin: 0 auto;; a( I) O" _ g- }
- text-align: center;
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% Q; g( M3 S9 I N3 f) S4 N - ul,
6 y9 I5 N# T7 K - li {# o0 S" j- w+ p r4 W/ j% C- `4 x6 D
- list-style: none;7 y8 S ?+ x$ |( E
- -webkit-padding-start: 0;
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- text-decoration: none;
; Z* [9 i M7 }8 R, _5 s' i - color: #ED3E44;
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- .nav-item {3 S' B9 W9 ^" |& `0 |7 _- K/ |
- padding: 1em;3 `0 V' Z: E' ?7 Z
- display: inline;
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- .nav-item-dropdown {
* O* _: T) C# X3 ]2 S$ Q z( ] - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {8 L( T; e, m+ ]7 T) V# D0 P
- display: block;, c' w3 ?( x2 d
- opacity: 1;
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- .dropdown-trigger {
2 r: R) G2 j0 H2 j, B8 n% @6 G+ J# s o - position: relative;8 o8 J" ]3 c& |' M
- }
& ?# N7 y, p6 k/ ^* N - .dropdown-trigger:focus + .dropdown-menu {
' ^8 I- C0 T! [8 {% B - display: block;8 y# o5 u* k d& B0 F! P
- opacity: 1;
: {, r, Q+ _1 E+ n6 e - }
/ P7 @5 ~4 U$ o# V" f - .dropdown-trigger::after {1 }/ u' {2 S: f& K9 V
- content: "›";/ T% q( v* }7 A
- position: absolute;
% v- k1 M7 |- u - color: #ED3E44;
# q) N6 r+ D. ~9 T* f* E - font-size: 24px;* d ~; }# i* g) n
- font-weight: bold;
U7 H8 X; S3 W. u' k - -webkit-transform: rotate(90deg);
1 X( x) Y) R& P; G4 ?. E - transform: rotate(90deg);
% U% c# b r6 F - top: -5px;' a' D! H) s/ [% q: T( w
- right: -15px;
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- .dropdown-menu {
$ L! j* k7 m D* z2 G - background-color: #ED3E44;
! h7 h. F" |* L4 N+ h D - display: inline-block;
5 w% P8 B) ] l) \ - text-align: right;
- z' k* H9 H* r2 C - position: absolute;
% s) u: v3 H3 c" I. E. S - top: 2.5rem;
$ r {4 j2 Z; l1 f4 y C: E - right: -10px;8 T7 [" ], f6 q2 U" x3 C6 U
- display: none;) f$ a: a- j0 P T4 c
- opacity: 0;: Z6 l8 l! d9 v1 y% v# }
- -webkit-transition: opacity 0.5s ease;
/ `6 V: ]; g( q+ }1 | - transition: opacity 0.5s ease;! M! Z/ H8 _$ Q9 `0 \' \5 z
- width: 160px;
! W1 q7 i) ?: Y" ~3 W: i- n - }8 ?8 h5 u( f/ [: ?7 m$ S1 n
- .dropdown-menu a {3 t( D" x, m( c, P" C
- color: #fff;- }& B! n( m/ b
- }
* Y9 p- @& I) R+ z - .dropdown-menu-item {
- i) b' z2 K' k6 t0 X& ^ - cursor: pointer;
3 n r5 w. M$ x; P- R( D9 j- ^- j - padding: 1em;* i0 \1 j# I9 {( O
- text-align: center;# i6 U$ M" X4 Z- z0 f* @, V
- }9 x% K- J4 r! G6 N
- .dropdown-menu-item:hover {
- i( T( P3 K( f; C/ o, G1 ^ - background-color: #eb272d;7 S' z4 ? Z5 O
- }
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- y* Q N- }" m4 T& r7 C可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
0 n2 I- C6 T; H/ }4 q - <!-- Checkbox toggle -->- u/ J, d$ l" D8 ]
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ p, F4 ]4 j" H" w3 m1 {/ t8 L
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 z5 X& o( o% y. v4 o& e* v0 i - <!-- Content to toggle from www.mfbuluo.com-->
( v# I6 _% r: A7 \2 U5 k: R% x( x2 L - <div role="toggle" class="toggle-content">
& k! O$ ^; S b! B - BA-NA-NA-NA!
+ {: E/ x/ {- |+ i' F2 h - </div>
- T4 N( @% W `' a. E3 X - </div>
复制代码CSS代码内容如下: - .toggle {$ B$ }6 x5 K) ^ H: v) d8 \( j7 J
- margin: 0 auto;
3 c7 b; W% J9 ?' U; H - max-width: 400px;8 {+ \2 K8 d6 R* x3 i T4 T
- }$ A" @! M8 y# P
- .toggle-label {
! w4 Q+ x3 x3 K+ U - font-size: 16px;6 E8 E2 _6 w! _! F* P
- background: #fff;
4 `7 e0 B) a2 C$ A" | - padding: 1em;
" y: y" H# A% c# Q: X ] - cursor: pointer;
6 R( A2 f' a5 p& U; {; b3 f# J5 y - display: block;
( }" v3 h, ~- d3 `- Q$ | - margin: 0 auto 1em;
, `* X% m# Z8 T0 U& Y; O4 c5 _7 E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" W$ V" A- F+ N$ f2 C4 \: b - border-radius: 4px;4 Y+ N+ X* D) K5 Q0 X" v% _
- }
. S; z# d* O. j& n% m - .toggle-label:after {
8 o7 p6 B" Y( |8 U- j - color: #ED3E44;3 C, c u5 V ]% ~8 f2 d
- content: "+";
% ^/ L# M7 h X - float: right;1 j: Q2 [1 N1 J, u; H# E: [
- font-weight: bold; R3 R+ I' @0 k
- }
5 x. L- a& v9 V3 x - .toggle-content {" Q2 ]6 w& l0 g$ G
- color: #B0B3C2;6 ^$ q! f! n8 A( A7 ~5 p4 l: X5 o' Y
- font-family: monospace;6 m$ s3 y( f+ [
- font-size: 16px;
) q+ Y: U$ M) T$ K( u$ T, @6 L - margin-bottom: 1.5em;/ U: T- ~8 k, E" d# y
- padding: 1em;
& H' d2 ?5 r8 a1 K: q0 s! ~ - }7 K' E" ^; f \; j2 z2 t
- .toggle-input {
1 E8 U7 J( X3 Q& @ - display: none;
2 }. x, L8 R5 m& q9 F - }
3 {4 s% w3 H. p+ o4 ~" H - .toggle-input:not(checked) ~ .toggle-content {
+ s- s0 C) z9 S) ~ - display: none;
6 p, `; z1 e+ [9 B - }9 P( @) x2 U, K
- .toggle-input:checked ~ .toggle-content {8 L+ E" i$ f, L! c0 M& n3 c, `
- display: block;9 L/ t6 J, B4 N
- }9 X4 [- y' I, w2 m& ?% o
- .toggle-input:checked ~ .toggle-label:after {" w0 T) P# l: Z5 @' w7 c# E
- content: "-";
. A( I- c! L: z- A( }4 e% K, c - }
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