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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% c9 y1 K" y
- Label for your tooltip
4 f6 A4 Z3 g$ {$ v. ^( H+ t5 o f - </span>
复制代码CSS代码: - .tooltip-toggle {
7 \& z: |0 M# P) T% N3 q - cursor: pointer;
' R8 [# v; ]7 p* k - position: relative;
0 c8 w( T1 l, e6 p - }
z$ |: D8 t7 l8 _' Z! Z - .tooltip-toggle svg {' H M7 H6 {; S0 V; |
- height: 18px;
& _3 h9 y y3 P( e t, x - width: 18px;
l+ T: I. @. ^8 c& f$ G - padding-right: 0.5rem;6 G' ]5 N" P3 u0 D
- }
) ~7 _, q. ~: L6 ?! Y7 b8 w - .tooltip-toggle::before {3 p( O0 A* [" D0 q
- position: absolute;
, O& ]2 U5 X! t5 o" X - top: -80px;
( k; s, {1 V0 y8 V( k5 b. s - left: -80px;7 ~4 y ?( w6 |( g& Z O5 d8 t* S1 p
- background-color: #2B222A;+ F9 d2 X5 Z/ z" r& a
- border-radius: 5px;
- _0 V! t. f: q' T - color: #fff;
* `* Q9 v# d) z: L - content: attr(data-tooltip);3 M# x; h: ~9 J, i' P) A
- padding: 1rem;8 X8 b7 P& M3 U; m O' w% a
- text-transform: none;
, m4 z+ `% o- t3 X$ S# M6 @ - -webkit-transition: all 0.5s ease;% _6 M* N' b( J* H }, p+ N! ~
- transition: all 0.5s ease;
* q+ I1 G% o8 Y% o - width: 160px;
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- .tooltip-toggle::after {% [2 Y0 K E G" L6 s
- position: absolute;
3 z3 }: { U9 @ - top: -12px;- B* _5 ^' `# b3 H; A- l& G
- left: 9px; f7 T+ Q5 }; U3 {3 O8 R
- border-left: 5px solid transparent;
( V3 l) P2 [$ ?( y - border-right: 5px solid transparent;2 t( l% I0 j, Q
- border-top: 5px solid #2B222A;
0 Y4 P8 W2 K8 \/ j/ N - content: " ";, s# j' Q2 l. }( V$ L- l0 L% b
- font-size: 0;4 U3 W- ?5 t( r3 |* C# T
- line-height: 0;9 x, w( a: ^1 x1 S, L! T
- margin-left: -5px;
e! G1 v, ?, o' d$ \( f N - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {/ ~5 S% l6 [5 L0 G d5 |* Z6 ?
- color: #efefef;
, d5 V; E; J7 u% l - font-family: monospace;
! H! R. A- [5 s - font-size: 16px;
& s, Q; [" ?* D6 l# F - opacity: 0;
5 I% d& t! x' E0 t7 g- x - pointer-events: none;
- J7 z+ a1 d, n3 J/ y - text-align: center;
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p( p4 X W) S" }+ T - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
" |3 \. L) {3 ]: t - opacity: 1;
' s0 q7 {# ~ ?8 D( r. T8 A8 _+ p - -webkit-transition: all 0.75s ease;& ^( O2 Q' V- q% F- @# N
- transition: all 0.75s ease;; f* P: D+ 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">
( m2 u/ d" z3 W8 S. s3 y5 ? - <ul class="nav-items">
! j% T4 H- Y& K( J4 U; r& }. n - <!-- Navigation -->- y9 f2 ]' i' s$ X* X7 g. X
- <li class="nav-item"><a href="#">Home</a></li>5 h# |- V# ?! f' D
- <li class="nav-item"><a href="#">About</a></li>- q$ E" \( Y2 H. n2 u/ @
- <li class="nav-item"><a href="#">Contact</a></li>; k7 p6 M6 s8 m. `
- <!-- Dropdown menu -->: @1 L6 `- e$ F1 q1 I
- <li class="nav-item nav-item-dropdown">7 A! z" r% F$ A
- <a class="dropdown-trigger" href="#">Settings</a>! M, ]4 x: w. _8 B
- <ul class="dropdown-menu">
# c& ~* l8 Q% f: R g - <li class="dropdown-menu-item">) ?, J! U1 Q; ?" Q
- <a href="#">Dropdown Item 1</a>
8 R/ _- T# \1 O6 T- r( J2 @- F6 F - </li>1 ^8 D9 X! p8 u8 E
- <li class="dropdown-menu-item">: i% N# |9 m5 y8 A9 C
- <a href="#">Dropdown Item 2</a>
" Q$ O3 c7 K. z$ l) l - </li>
1 L% C$ C8 p' B - <li class="dropdown-menu-item">
0 G; H# }. }: `8 P - <a href="#">Dropdown Item 3</a>4 x& d0 T' M* `+ ~1 b* p( p
- </li>9 y) J1 t N7 i6 n4 d4 f! n+ W, x! j
- </ul>2 m8 A2 R: g3 Z; k, r
- </li>- ]9 O8 E* W7 }( m2 k2 ^6 I
- </ul>' h3 t0 c8 d% m* u$ f
- </div>
复制代码对应的CSS代码如下: - .nav-container {( o% [: `0 _1 B5 a: B' _/ U) [
- background-color: #fff;: G7 u; f8 F9 E o4 ^. |
- border-radius: 4px;' b% x1 D/ H( m$ |4 T) L4 h8 t
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);( d4 W3 \6 w3 I6 _
- padding: 1em;
/ U4 g* u$ g# w w. _ - border: 1px solid #eee;
+ O! X1 f: F, m* ?& t" k - display: block;
$ D9 B9 |% [9 v E - max-width: 400px;
9 F# ?; V7 d e - margin: 0 auto;, q6 F: P7 t7 d% S0 D
- text-align: center;
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- Z) G l( H. P: S3 I3 k - ul,
, F6 ?! O, V5 F. N# F - li {& J6 g5 s2 n' _8 ^7 n% k3 O
- list-style: none;( R3 `( K3 m! S- j& o) ]
- -webkit-padding-start: 0;
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- text-decoration: none;
5 c3 V* |) p$ ^& E7 o, } - color: #ED3E44;, Q3 N; Y B5 E4 t; q% s4 r2 c
- }6 J* t2 r' E8 _
- .nav-item {; K P) c2 M8 v7 e9 c" \* S
- padding: 1em;' s# O% k8 G0 }) e1 L+ p
- display: inline;
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- .nav-item-dropdown {+ N% H h$ \1 u* U; [( g
- position: relative;7 X& n7 _- x: x5 e8 }; t. F
- }
O. i7 X6 }& t2 D3 L+ U" B9 k - .nav-item-dropdown:hover > .dropdown-menu {( w) _4 ?3 Z3 a( j" P. Q- |. I
- display: block;
: c, k' m7 M( {8 b. B - opacity: 1;
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4 B. @) M0 ?) d4 b: x - .dropdown-trigger {
! i% m$ ?4 u( N( P' M V2 L - position: relative;! u2 R# H3 u# i9 }: {7 c2 j- ~
- }; W. t5 {6 g4 H6 A+ |$ o( A
- .dropdown-trigger:focus + .dropdown-menu {8 E: N9 Z# |4 A/ p! h' [: p
- display: block;
3 O% Y; O j0 K. p+ U1 f1 P - opacity: 1;
$ r! O" ]' l3 q - }
# S: C0 z7 D3 H5 j8 T1 z - .dropdown-trigger::after {. D; A1 g+ E- e0 Y
- content: "›";: T3 _8 U( {0 i2 H7 x
- position: absolute;
' B& O; @3 T; z( g; | _7 v - color: #ED3E44;5 V' }0 }* E8 h0 E9 s+ m5 `
- font-size: 24px;* A% @/ V; ?7 e
- font-weight: bold;$ \$ h' _ W' g% P' m" g
- -webkit-transform: rotate(90deg);
+ r/ e V9 v7 ~- |3 a; h; N - transform: rotate(90deg);0 g0 L, z! T g, \0 @
- top: -5px;0 A) f/ H" Y" P8 Q2 P: V
- right: -15px;
+ `' V9 e! h6 A3 d/ }1 F! o - }5 j3 J0 }" o& c6 Z6 C' p
- .dropdown-menu {' M; m0 H% M$ _3 C
- background-color: #ED3E44;0 A ?% W1 Q8 }+ K0 l! B. r( Q. @
- display: inline-block;
: ?" ]' `7 b- P! A9 P! s' W - text-align: right;
. k& ?& j4 ~* c( ~3 n - position: absolute;. ^( P' y; u& O" \/ ^
- top: 2.5rem;
/ x7 a' E! Q# q7 r3 ]8 ^8 p - right: -10px;1 ?" m5 }" T1 t+ Z# Q
- display: none;
0 q) {; A; u& `( V - opacity: 0;% P' [% I, I2 h. x. Z& z# m
- -webkit-transition: opacity 0.5s ease;
* v" i7 I2 J5 x) m; o - transition: opacity 0.5s ease;& j Z9 P! a M/ j2 R# d. W
- width: 160px;
) L# ~3 N6 r1 k1 ~6 |% G - }
1 N8 w5 }2 m/ e+ I - .dropdown-menu a {6 Y8 Z! U' K+ ?+ T) I
- color: #fff;
3 Q% C6 r* a" K1 K. T, l - }
) W Z5 }, q0 B$ r- }9 q - .dropdown-menu-item {, i- j& [/ E! G d6 ~* p+ x
- cursor: pointer;
& T1 f1 x! E8 S/ k8 J3 s3 e - padding: 1em;
G5 x3 E( n" k- i6 ] ~4 e1 X - text-align: center;. g0 z, g ?6 M: q# n; a1 {
- }2 K4 U- U# `: L' I+ U) i
- .dropdown-menu-item:hover {1 p" ~4 n; X( W# o- U
- background-color: #eb272d;) K) }. _1 d+ E9 u
- }
复制代码
" ?; ^9 w/ R) G+ H+ p& U可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- U& A8 W5 Q B7 w. \( a3 V& Y) F7 {
- <!-- Checkbox toggle -->
- \/ G5 R B, f# N& {: @ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; |5 i+ _# q, a" N- n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ p) `4 u# U/ `8 @4 [ ] R - <!-- Content to toggle from www.mfbuluo.com-->( `' u- l4 j1 y" K3 }% A- \- f. g
- <div role="toggle" class="toggle-content">1 ~/ c% a5 S$ [# ]1 g6 U; J9 W
- BA-NA-NA-NA!. G) [+ O1 y3 _4 O; d) ?' K
- </div>5 p4 p% g* w4 j1 s. w, i
- </div>
复制代码CSS代码内容如下: - .toggle { K. e3 f% V) S, M
- margin: 0 auto;- k7 v; o% I" Q m( a
- max-width: 400px;
$ T$ O" X! v; q4 m c" }( S - }& I* |5 g/ _& V
- .toggle-label {2 f: d: ]0 C: q! Y
- font-size: 16px;2 r( d/ T! Y4 i& o t0 s+ m1 D K
- background: #fff;
" E$ N0 v( [) U) T) h" |. n - padding: 1em;( C# o; |# {7 E3 N/ f
- cursor: pointer;4 p" ?/ o% k) J5 X+ X8 ^6 d
- display: block;
) f, F- g$ p2 j! } - margin: 0 auto 1em;/ j( c4 v3 {8 f
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' N2 i; m d+ N, U/ i( Q4 N! D - border-radius: 4px;3 _. E$ c" Y* U2 A; s: s
- }
# q- N/ G( n+ j" {, m- O2 H* _ - .toggle-label:after {
" c$ M( C7 M$ C4 a, M - color: #ED3E44;% i2 v9 m& o2 Q" V
- content: "+";5 P+ ]5 P& C ~2 P( k, {
- float: right;" p- v {! `& M( G4 m* }& U% L: ?$ k
- font-weight: bold;
5 N. k# @( F. R0 T- L. A& G+ B - }
% M6 J' Q- v$ \6 Z/ b - .toggle-content {# O8 F; p5 d0 ^" D q9 R
- color: #B0B3C2;, W% _3 u2 j. t( c5 G5 ^
- font-family: monospace;2 s( x1 @) Z2 G( V2 W* J2 C+ E3 c" m
- font-size: 16px; O- f$ [3 P! J$ R! o5 N# C
- margin-bottom: 1.5em;% |; S7 H* k& |1 N3 X, w
- padding: 1em;
& X- e1 u/ `: F, A; l9 m9 D - }1 a/ d$ a, G9 T, Z5 l% l
- .toggle-input {
2 M0 R3 z: a N2 f; o - display: none;
8 c2 P) Q5 E. n. r - }
/ J2 W, a3 [) I - .toggle-input:not(checked) ~ .toggle-content {% e4 T/ C* G" S
- display: none;
% y- u2 A# z! m' r - }2 |1 W/ k1 d M
- .toggle-input:checked ~ .toggle-content {
4 o& c8 A$ ~, g& G% Y, S - display: block;
# I" \" `( P U" l9 a - }
& C; }/ ]; p) j3 _1 t) @ - .toggle-input:checked ~ .toggle-label:after {
/ w9 i- a1 N# f/ x+ @: T0 ? - content: "-";
w K" p/ ~6 n( \* T* T8 G - }
复制代码 # l/ g0 [4 M8 T2 g1 {3 D3 C" f
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