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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) ?& E( m# } - Label for your tooltip
9 M) [8 \' `& B. A | - </span>
复制代码CSS代码: - .tooltip-toggle {
e4 Q. L6 m L) l* Y$ H" m' q" v+ _ - cursor: pointer;
- e' D. ~' A2 X7 [ - position: relative;& i% R6 B) }8 [9 M3 y+ A/ d/ V0 j
- }5 _% t+ j: @) U: H7 J6 W1 A8 u% z
- .tooltip-toggle svg {
6 {0 B. i: N- ~, S9 X - height: 18px;" s* \0 z* F' A# h! m' q
- width: 18px;( g# N; j9 T( h
- padding-right: 0.5rem;
5 H+ T, a8 h9 g) n - }
( c4 Z) g6 W# Z; q - .tooltip-toggle::before {* c! t, r( n/ O/ |- ]
- position: absolute;6 [1 c/ v* g+ T8 p% R' y: u
- top: -80px;& U1 Q; R b2 J
- left: -80px;+ y$ X6 N; O/ F$ k
- background-color: #2B222A;
' m* w }% l3 h5 w* z - border-radius: 5px;
$ i7 d8 j/ T3 x$ u& ? - color: #fff;
7 L: o0 N: b7 U4 M# x - content: attr(data-tooltip);
& T4 k! F( r, A# q. l) [ - padding: 1rem;
3 U# J2 r% N& J0 t% n2 u - text-transform: none;) k0 Q+ T! E, v5 E2 J, a2 x
- -webkit-transition: all 0.5s ease;- n' I/ e) s0 ]! a$ E$ e @9 P
- transition: all 0.5s ease;7 ~! w: S! F- G# |: E* F8 M
- width: 160px;- M3 Y ]% b( |+ J' v
- }
+ ?8 e" r3 R2 j4 s h$ z - .tooltip-toggle::after {
4 o# W) k1 _8 {) G3 _2 E - position: absolute;
& t) S0 L& S# e* b3 }) y8 x - top: -12px;
$ U9 N% n& t6 c* ^9 o - left: 9px;
5 T: Y% k8 }2 x9 q Z - border-left: 5px solid transparent;
5 [4 P4 ?& W- r8 M( G7 b& U d - border-right: 5px solid transparent;
3 d. ~! W: j) H - border-top: 5px solid #2B222A;
7 }$ i( {. b) @' ?' S - content: " ";
$ {% m) p% K9 i( P3 i; x1 F - font-size: 0;& ?2 F5 a( u0 M# ]8 |7 ^3 j+ A
- line-height: 0;
4 X' I. \* a$ i1 [) U/ g$ j - margin-left: -5px;0 |, @' ]8 E8 l; v4 I
- width: 0;/ v0 p9 V5 }/ G
- }
0 s7 u( C a+ k - .tooltip-toggle::before, .tooltip-toggle::after {
1 C6 |* @+ q# |# a7 ` - color: #efefef;
) }8 q& |1 _2 \& I8 Y( b5 H - font-family: monospace;$ [- @. W2 M) L) n
- font-size: 16px;
4 b8 L. X& X8 F3 {0 L Q |7 Q( t - opacity: 0;' l; H9 t9 C' p* m
- pointer-events: none;" I& F4 B0 n8 S( R
- text-align: center;# J7 w# {4 H3 U& h
- }$ l- d3 Y) b! {, C. R2 b; C- f
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {/ O! V7 \# z, i ?6 Q
- opacity: 1;1 t o2 v" j5 `, K+ |
- -webkit-transition: all 0.75s ease;
3 D( u, u" x; ~' e! [. a4 z - transition: all 0.75s ease;( T* k0 W+ e- c3 X% q
- }
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">
" r7 R: Z: z9 c$ h8 K3 Y - <ul class="nav-items">6 J; y6 s! G8 T( `- F
- <!-- Navigation -->
! b7 F A9 r' J4 f - <li class="nav-item"><a href="#">Home</a></li>
6 q2 Y {) I2 R ^5 w; F - <li class="nav-item"><a href="#">About</a></li>
/ b# ^0 H- R6 F ^1 q2 a* u - <li class="nav-item"><a href="#">Contact</a></li>0 X/ l7 U& M" g9 d. a' V5 t8 ~ F, z
- <!-- Dropdown menu -->: Y5 L. }( S9 P/ d5 J! S$ M
- <li class="nav-item nav-item-dropdown">
/ M* C; t; Z$ n8 O6 x4 l6 {0 T - <a class="dropdown-trigger" href="#">Settings</a>! q" B$ g- n# Z1 o& B( y
- <ul class="dropdown-menu">
, A! S( x' |& v, u* m - <li class="dropdown-menu-item">( T) ^( s7 o/ G) Z" L
- <a href="#">Dropdown Item 1</a>
9 F) O4 J* g" f4 d" x - </li>$ U. Z" E' u! P/ ^# d6 j) _
- <li class="dropdown-menu-item">
. r- h) O! `1 B1 | - <a href="#">Dropdown Item 2</a>7 U6 y6 O# d/ ]; k
- </li>
" w4 u1 [1 }/ J( X) C - <li class="dropdown-menu-item">7 n7 l1 v) h5 V) ~7 L
- <a href="#">Dropdown Item 3</a>& V4 u3 X! {5 q. ]! N& J9 s: s
- </li>8 H2 L2 M9 g {! C0 ~! h& J; G
- </ul>! Z' Q# R- O) ?1 Y7 ~& m, N
- </li>
' X5 s, P: p2 p6 D% k& y - </ul>
# l9 W' D! n- d/ T( k; ^) }# B - </div>
复制代码对应的CSS代码如下: - .nav-container {
' N2 V6 v3 c1 j - background-color: #fff;. y$ Y) l% T" Q) O
- border-radius: 4px;
9 v) k. w( O3 v, F% S - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: k" A) r" F, z$ l( p4 q' N - padding: 1em;9 B/ K, J* o0 e3 ]1 r4 S
- border: 1px solid #eee;5 R* z$ a' E. `; Y0 `* f6 a+ M5 A
- display: block;, w; p4 S) o3 ^/ ]& J) ^5 v
- max-width: 400px;+ _" r r+ e2 G, Q7 X( t0 z7 i4 W7 \
- margin: 0 auto;
3 ]1 T ~ o: ^) c% U - text-align: center;+ f; t2 k: @3 e8 \
- }
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- li {% H: H( X- ~6 e& }9 U5 O) L3 q% ^
- list-style: none;9 J* c3 T5 i5 `. V# y0 M5 i
- -webkit-padding-start: 0;4 W7 B3 m- `1 ?$ w$ R
- }
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- text-decoration: none;
9 i3 {. O4 K8 }# s; @ - color: #ED3E44;- ^9 L4 A8 A) X; r* V E
- }
9 K3 B2 ^- H) N9 X2 T: M6 e - .nav-item {" ^1 B% b/ p* X$ c+ d
- padding: 1em;' v6 d6 y8 J U0 j$ i2 O$ ~8 n; m
- display: inline;
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- .nav-item-dropdown {
1 }* D+ V% @9 |# ]. }4 s4 D' c - position: relative;
! F" S3 o; S8 M0 ]! f9 R* ? - }
) a1 b4 d, H# x4 n6 ]$ c# e' t! N - .nav-item-dropdown:hover > .dropdown-menu {% z: }5 Z+ }- L, U8 z; t
- display: block;
! {1 z D( {( `+ q! D7 ]8 U* n x - opacity: 1;0 }3 T$ S+ P0 g. F
- }
. b3 X4 {8 f. p$ c9 u - .dropdown-trigger {
) @2 O6 e+ O, M1 ~0 A - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {$ r) R) T8 i/ U' G& M* ^7 \$ h! v
- display: block;
* z+ w5 ^3 ~- V3 H, R' _2 _ - opacity: 1;
0 c4 Z2 K7 g. q2 o - }
! R* @3 g) q! Q9 Z3 K! Z - .dropdown-trigger::after {' ^ p$ M4 _' L0 O% ^7 C& M* C
- content: "›";! Z, a5 c3 ^" I' _1 D& I) u
- position: absolute;0 Q. E. v) l, C& O+ U
- color: #ED3E44;
~! e8 t2 ?1 @ - font-size: 24px;' D, Q6 d0 p, [9 @
- font-weight: bold;
; ?% D7 j% y1 q9 O7 y - -webkit-transform: rotate(90deg);
5 ?9 o# r' V& o- o! P; V+ V) F7 P - transform: rotate(90deg);# O' I" x; y* R$ _* A9 I9 \
- top: -5px;
O6 d3 Z- A+ B0 u$ Z' ` - right: -15px;
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- .dropdown-menu {
; \9 `" z7 Y6 F$ S6 D - background-color: #ED3E44;! U/ F8 j% ?0 g) ?
- display: inline-block;
- w9 Y: [" \3 d! E+ ?4 s7 p# q1 u: ~ - text-align: right;: o6 Z6 A w5 B S( ]: w% [
- position: absolute;
( E& @1 C& U3 c2 @4 U - top: 2.5rem;
# o0 o/ b2 p( A# o( | - right: -10px;
8 s! x( V, R0 u - display: none;" M4 {9 e( U- {- ] Q3 _" \
- opacity: 0; {4 K' l2 `* W9 |* y( W8 j
- -webkit-transition: opacity 0.5s ease;/ A$ k' A" K f- Z, _; i
- transition: opacity 0.5s ease;
2 P, H h3 ^9 k$ M4 u - width: 160px;
! d2 u2 L9 x+ n" A% [% | - }
4 ]) |; v; k& ]* A4 W( P% p& _ - .dropdown-menu a {- P7 G1 T M7 k" R" p4 x$ z% p6 J$ z4 j
- color: #fff;2 {4 k! R4 b3 {% q. N0 a
- }- D0 K( Q2 G3 Y: c1 s4 G3 |& p
- .dropdown-menu-item {
+ d. _, V$ J. @ - cursor: pointer;
]) q! t0 j+ G. e6 H - padding: 1em;7 }& n% h, o$ v* Z# ?
- text-align: center;: \, Y. [% p9 F) u& i
- }1 I% C! u: E- Q0 y
- .dropdown-menu-item:hover {
% b4 M9 \/ E) ] C6 a - background-color: #eb272d;+ I/ b8 i F; K* Q/ ?; y
- }
复制代码 5 X* g8 t% J8 `7 i( T, b$ L
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># z9 S. q' k, \
- <!-- Checkbox toggle --># a8 M" Y B* F$ i4 d. Q% N0 f
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) x; x/ P- B j7 y! g" S) P
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 T& c- O3 i9 o - <!-- Content to toggle from www.mfbuluo.com-->, @" }" x3 r: f
- <div role="toggle" class="toggle-content">/ h$ K0 Z' @, N
- BA-NA-NA-NA!
$ W) l# l: v$ u. ?5 ?$ u- O - </div>
4 j/ b( Q' _% [9 ` - </div>
复制代码CSS代码内容如下: - .toggle {
6 u% C9 g7 j9 J) x, z - margin: 0 auto;+ c* }5 o2 Z" g! c
- max-width: 400px;2 {& H8 W# M7 a* w5 B
- }
# \0 I7 [$ D j! \ - .toggle-label {
( V! `; Y; T% w9 S/ u8 @ - font-size: 16px;
; p4 Z% E3 ^, g/ Y' t6 f7 q - background: #fff;: v: t- I& [+ X2 \. y4 R9 \6 K: n! {/ t
- padding: 1em;3 q& _0 J" H; h9 M
- cursor: pointer;4 L- \2 W6 G) G' O0 L
- display: block;
. I* b( Y* S6 |* z. w( ` - margin: 0 auto 1em;
+ ]& D1 Y4 g. F N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! O g |, \% U; T6 s( H! z/ Z; ~
- border-radius: 4px;
7 a1 O! N* z8 i' p8 k - }
. u$ m3 T, ?; Y0 o7 I& D3 T: Y - .toggle-label:after {
* D% j& c7 T4 |* n0 O1 b - color: #ED3E44;/ O3 ^) X& j" ^& |% `, M9 P
- content: "+"; S2 Q0 S9 c: J
- float: right;
' ^9 k, g C+ w8 l9 j+ V - font-weight: bold;
& B) E- ~% ]$ w% Y8 X; n - }
7 F! U# X; T8 u/ L' H - .toggle-content {/ D+ i/ s7 e2 H6 l9 Z
- color: #B0B3C2;( J2 M# h' G- u
- font-family: monospace;
5 G1 u7 r# |0 N) a6 F: ] - font-size: 16px;
& D! s p ]9 ]9 h - margin-bottom: 1.5em;! O( D2 m8 r4 n: [, [4 Z5 [' y4 _, L
- padding: 1em;
8 E/ q! h; A3 v1 P0 }$ n - }$ y5 d% k" z, c1 W
- .toggle-input {1 L* [* P) G" l; N; ^* ~
- display: none;% |) k" e) F& G2 V, [- @
- }
4 Z" W; t7 X' I4 w+ o( G - .toggle-input:not(checked) ~ .toggle-content {
2 H. ?/ x$ b( o - display: none;) X) e$ T. L: s! y+ o8 R* |
- }2 d7 z: V3 d g+ f; ^
- .toggle-input:checked ~ .toggle-content {6 @- [% F& o9 Y) @: N
- display: block;; R* Z" f, ]: B8 i) v- _
- }
9 a4 j5 m( O }1 | - .toggle-input:checked ~ .toggle-label:after {6 Q$ K& h& O1 E% ? P
- content: "-";& ]5 A' I) a( p
- }
复制代码
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